Home / 7,425.32-10,250.68-5,742.92

Finding the Fourth Proportional to 7,425.32, 10,250.68 and 5,742.92

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Solution

The fourth proportional to 7,425.32, 10,250.68 and 5,742.92 is: 7,928.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,425.32 : 10,250.68 = 5,742.92 : x
  2. Step 2: Convert to fraction form
    7,425.32/10,250.68 = 5,742.92/x
  3. Step 3: Cross multiply
    7,425.32x = 10,250.68 × 5,742.92
  4. Step 4: Simplify right side
    7,425.32x = 58,868,835.19
  5. Step 5: Solve for x
    x = 58,868,835.19/7,425.32
  6. Step 6: Final answer
    x = 7,928.12

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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.