Home / 7,472.52-10,314.90-5,874.98

Finding the Fourth Proportional to 7,472.52, 10,314.90 and 5,874.98

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Solution

The fourth proportional to 7,472.52, 10,314.90 and 5,874.98 is: 8,109.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,472.52 : 10,314.90 = 5,874.98 : x
  2. Step 2: Convert to fraction form
    7,472.52/10,314.90 = 5,874.98/x
  3. Step 3: Cross multiply
    7,472.52x = 10,314.90 × 5,874.98
  4. Step 4: Simplify right side
    7,472.52x = 60,599,779.63
  5. Step 5: Solve for x
    x = 60,599,779.63/7,472.52
  6. Step 6: Final answer
    x = 8,109.68

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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.