Home / 7,737.35-10,677.55-4,200.56

Finding the Fourth Proportional to 7,737.35, 10,677.55 and 4,200.56

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Solution

The fourth proportional to 7,737.35, 10,677.55 and 4,200.56 is: 5,796.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,737.35 : 10,677.55 = 4,200.56 : x
  2. Step 2: Convert to fraction form
    7,737.35/10,677.55 = 4,200.56/x
  3. Step 3: Cross multiply
    7,737.35x = 10,677.55 × 4,200.56
  4. Step 4: Simplify right side
    7,737.35x = 44,851,689.43
  5. Step 5: Solve for x
    x = 44,851,689.43/7,737.35
  6. Step 6: Final answer
    x = 5,796.78

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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.