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Finding the Fourth Proportional to 9,372.76, 14,059.10 and 2,798.93

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Solution

The fourth proportional to 9,372.76, 14,059.10 and 2,798.93 is: 4,198.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,372.76 : 14,059.10 = 2,798.93 : x
  2. Step 2: Convert to fraction form
    9,372.76/14,059.10 = 2,798.93/x
  3. Step 3: Cross multiply
    9,372.76x = 14,059.10 × 2,798.93
  4. Step 4: Simplify right side
    9,372.76x = 39,350,436.76
  5. Step 5: Solve for x
    x = 39,350,436.76/9,372.76
  6. Step 6: Final answer
    x = 4,198.38

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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.