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Finding the Fourth Proportional to 6,737.60, 10,106.40 and 4,404.80

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Solution

The fourth proportional to 6,737.60, 10,106.40 and 4,404.80 is: 6,607.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,737.60 : 10,106.40 = 4,404.80 : x
  2. Step 2: Convert to fraction form
    6,737.60/10,106.40 = 4,404.80/x
  3. Step 3: Cross multiply
    6,737.60x = 10,106.40 × 4,404.80
  4. Step 4: Simplify right side
    6,737.60x = 44,516,670.72
  5. Step 5: Solve for x
    x = 44,516,670.72/6,737.60
  6. Step 6: Final answer
    x = 6,607.20

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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.