Home / 3,864.40-5,332.48-2,372.38

Finding the Fourth Proportional to 3,864.40, 5,332.48 and 2,372.38

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Solution

The fourth proportional to 3,864.40, 5,332.48 and 2,372.38 is: 3,273.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,864.40 : 5,332.48 = 2,372.38 : x
  2. Step 2: Convert to fraction form
    3,864.40/5,332.48 = 2,372.38/x
  3. Step 3: Cross multiply
    3,864.40x = 5,332.48 × 2,372.38
  4. Step 4: Simplify right side
    3,864.40x = 12,650,668.90
  5. Step 5: Solve for x
    x = 12,650,668.90/3,864.40
  6. Step 6: Final answer
    x = 3,273.64

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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.