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Finding the Fourth Proportional to 6,337.52, 9,507.12 and 1,954.40

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Solution

The fourth proportional to 6,337.52, 9,507.12 and 1,954.40 is: 2,931.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,337.52 : 9,507.12 = 1,954.40 : x
  2. Step 2: Convert to fraction form
    6,337.52/9,507.12 = 1,954.40/x
  3. Step 3: Cross multiply
    6,337.52x = 9,507.12 × 1,954.40
  4. Step 4: Simplify right side
    6,337.52x = 18,580,715.33
  5. Step 5: Solve for x
    x = 18,580,715.33/6,337.52
  6. Step 6: Final answer
    x = 2,931.86

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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.