Home / 11,453.48-17,180.09-6,456.23

Finding the Fourth Proportional to 11,453.48, 17,180.09 and 6,456.23

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Solution

The fourth proportional to 11,453.48, 17,180.09 and 6,456.23 is: 9,684.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,453.48 : 17,180.09 = 6,456.23 : x
  2. Step 2: Convert to fraction form
    11,453.48/17,180.09 = 6,456.23/x
  3. Step 3: Cross multiply
    11,453.48x = 17,180.09 × 6,456.23
  4. Step 4: Simplify right side
    11,453.48x = 110,918,612.46
  5. Step 5: Solve for x
    x = 110,918,612.46/11,453.48
  6. Step 6: Final answer
    x = 9,684.27

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Half scale
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Double scale
Find fourth proportional to 11,454.48, 17,181.59 and 6,457.23
Similar ratio
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.