Home / 7,475.11-10,313.18-4,824.28

Finding the Fourth Proportional to 7,475.11, 10,313.18 and 4,824.28

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Solution

The fourth proportional to 7,475.11, 10,313.18 and 4,824.28 is: 6,655.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,475.11 : 10,313.18 = 4,824.28 : x
  2. Step 2: Convert to fraction form
    7,475.11/10,313.18 = 4,824.28/x
  3. Step 3: Cross multiply
    7,475.11x = 10,313.18 × 4,824.28
  4. Step 4: Simplify right side
    7,475.11x = 49,753,668.01
  5. Step 5: Solve for x
    x = 49,753,668.01/7,475.11
  6. Step 6: Final answer
    x = 6,655.91

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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.