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Finding the Fourth Proportional to 7,737.52, 11,606.10 and 4,448.20

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Solution

The fourth proportional to 7,737.52, 11,606.10 and 4,448.20 is: 6,672.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,737.52 : 11,606.10 = 4,448.20 : x
  2. Step 2: Convert to fraction form
    7,737.52/11,606.10 = 4,448.20/x
  3. Step 3: Cross multiply
    7,737.52x = 11,606.10 × 4,448.20
  4. Step 4: Simplify right side
    7,737.52x = 51,626,254.02
  5. Step 5: Solve for x
    x = 51,626,254.02/7,737.52
  6. Step 6: Final answer
    x = 6,672.20

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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.