Home / 7,516.61-11,274.92-4,747.49

Finding the Fourth Proportional to 7,516.61, 11,274.92 and 4,747.49

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Solution

The fourth proportional to 7,516.61, 11,274.92 and 4,747.49 is: 7,121.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,516.61 : 11,274.92 = 4,747.49 : x
  2. Step 2: Convert to fraction form
    7,516.61/11,274.92 = 4,747.49/x
  3. Step 3: Cross multiply
    7,516.61x = 11,274.92 × 4,747.49
  4. Step 4: Simplify right side
    7,516.61x = 53,527,549.92
  5. Step 5: Solve for x
    x = 53,527,549.92/7,516.61
  6. Step 6: Final answer
    x = 7,121.24

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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.