Home / 7,644.33-10,533.36-6,146.23

Finding the Fourth Proportional to 7,644.33, 10,533.36 and 6,146.23

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Solution

The fourth proportional to 7,644.33, 10,533.36 and 6,146.23 is: 8,469.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,644.33 : 10,533.36 = 6,146.23 : x
  2. Step 2: Convert to fraction form
    7,644.33/10,533.36 = 6,146.23/x
  3. Step 3: Cross multiply
    7,644.33x = 10,533.36 × 6,146.23
  4. Step 4: Simplify right side
    7,644.33x = 64,740,453.23
  5. Step 5: Solve for x
    x = 64,740,453.23/7,644.33
  6. Step 6: Final answer
    x = 8,469.08

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Half scale
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Double scale
Find fourth proportional to 7,645.33, 10,534.74 and 6,147.23
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.