Home / 7,060.62-9,743.19-3,916.80

Finding the Fourth Proportional to 7,060.62, 9,743.19 and 3,916.80

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Solution

The fourth proportional to 7,060.62, 9,743.19 and 3,916.80 is: 5,404.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,060.62 : 9,743.19 = 3,916.80 : x
  2. Step 2: Convert to fraction form
    7,060.62/9,743.19 = 3,916.80/x
  3. Step 3: Cross multiply
    7,060.62x = 9,743.19 × 3,916.80
  4. Step 4: Simplify right side
    7,060.62x = 38,162,126.59
  5. Step 5: Solve for x
    x = 38,162,126.59/7,060.62
  6. Step 6: Final answer
    x = 5,404.93

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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.