Home / 3,646.38-5,470.28-1,566.10

Finding the Fourth Proportional to 3,646.38, 5,470.28 and 1,566.10

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Solution

The fourth proportional to 3,646.38, 5,470.28 and 1,566.10 is: 2,349.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,646.38 : 5,470.28 = 1,566.10 : x
  2. Step 2: Convert to fraction form
    3,646.38/5,470.28 = 1,566.10/x
  3. Step 3: Cross multiply
    3,646.38x = 5,470.28 × 1,566.10
  4. Step 4: Simplify right side
    3,646.38x = 8,567,005.51
  5. Step 5: Solve for x
    x = 8,567,005.51/3,646.38
  6. Step 6: Final answer
    x = 2,349.45

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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.