Home / 7,254.80-10,013.76-4,737.30

Finding the Fourth Proportional to 7,254.80, 10,013.76 and 4,737.30

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Solution

The fourth proportional to 7,254.80, 10,013.76 and 4,737.30 is: 6,538.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,254.80 : 10,013.76 = 4,737.30 : x
  2. Step 2: Convert to fraction form
    7,254.80/10,013.76 = 4,737.30/x
  3. Step 3: Cross multiply
    7,254.80x = 10,013.76 × 4,737.30
  4. Step 4: Simplify right side
    7,254.80x = 47,438,129.93
  5. Step 5: Solve for x
    x = 47,438,129.93/7,254.80
  6. Step 6: Final answer
    x = 6,538.87

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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.