Home / 5,210.18-7,193.40-4,649.69

Finding the Fourth Proportional to 5,210.18, 7,193.40 and 4,649.69

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Solution

The fourth proportional to 5,210.18, 7,193.40 and 4,649.69 is: 6,419.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,210.18 : 7,193.40 = 4,649.69 : x
  2. Step 2: Convert to fraction form
    5,210.18/7,193.40 = 4,649.69/x
  3. Step 3: Cross multiply
    5,210.18x = 7,193.40 × 4,649.69
  4. Step 4: Simplify right side
    5,210.18x = 33,447,044.08
  5. Step 5: Solve for x
    x = 33,447,044.08/5,210.18
  6. Step 6: Final answer
    x = 6,419.56

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Half scale
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Double scale
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Similar ratio
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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.