Home / 7,951.28-10,972.10-4,366.13

Finding the Fourth Proportional to 7,951.28, 10,972.10 and 4,366.13

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Solution

The fourth proportional to 7,951.28, 10,972.10 and 4,366.13 is: 6,024.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,951.28 : 10,972.10 = 4,366.13 : x
  2. Step 2: Convert to fraction form
    7,951.28/10,972.10 = 4,366.13/x
  3. Step 3: Cross multiply
    7,951.28x = 10,972.10 × 4,366.13
  4. Step 4: Simplify right side
    7,951.28x = 47,905,538.28
  5. Step 5: Solve for x
    x = 47,905,538.28/7,951.28
  6. Step 6: Final answer
    x = 6,024.89

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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.