Home / 5,406.69-7,463.10-3,169.29

Finding the Fourth Proportional to 5,406.69, 7,463.10 and 3,169.29

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Solution

The fourth proportional to 5,406.69, 7,463.10 and 3,169.29 is: 4,374.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,406.69 : 7,463.10 = 3,169.29 : x
  2. Step 2: Convert to fraction form
    5,406.69/7,463.10 = 3,169.29/x
  3. Step 3: Cross multiply
    5,406.69x = 7,463.10 × 3,169.29
  4. Step 4: Simplify right side
    5,406.69x = 23,652,728.20
  5. Step 5: Solve for x
    x = 23,652,728.20/5,406.69
  6. Step 6: Final answer
    x = 4,374.72

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Half scale
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Double scale
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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.