Home / 7,737.60-10,673.88-4,900.20

Finding the Fourth Proportional to 7,737.60, 10,673.88 and 4,900.20

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Solution

The fourth proportional to 7,737.60, 10,673.88 and 4,900.20 is: 6,759.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,737.60 : 10,673.88 = 4,900.20 : x
  2. Step 2: Convert to fraction form
    7,737.60/10,673.88 = 4,900.20/x
  3. Step 3: Cross multiply
    7,737.60x = 10,673.88 × 4,900.20
  4. Step 4: Simplify right side
    7,737.60x = 52,304,146.78
  5. Step 5: Solve for x
    x = 52,304,146.78/7,737.60
  6. Step 6: Final answer
    x = 6,759.74

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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.