Home / 3,807.28-5,253.96-2,235.52

Finding the Fourth Proportional to 3,807.28, 5,253.96 and 2,235.52

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Solution

The fourth proportional to 3,807.28, 5,253.96 and 2,235.52 is: 3,084.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,807.28 : 5,253.96 = 2,235.52 : x
  2. Step 2: Convert to fraction form
    3,807.28/5,253.96 = 2,235.52/x
  3. Step 3: Cross multiply
    3,807.28x = 5,253.96 × 2,235.52
  4. Step 4: Simplify right side
    3,807.28x = 11,745,332.66
  5. Step 5: Solve for x
    x = 11,745,332.66/3,807.28
  6. Step 6: Final answer
    x = 3,084.97

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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.