Home / 7,385.76-10,192.50-4,241.88

Finding the Fourth Proportional to 7,385.76, 10,192.50 and 4,241.88

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Solution

The fourth proportional to 7,385.76, 10,192.50 and 4,241.88 is: 5,853.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,385.76 : 10,192.50 = 4,241.88 : x
  2. Step 2: Convert to fraction form
    7,385.76/10,192.50 = 4,241.88/x
  3. Step 3: Cross multiply
    7,385.76x = 10,192.50 × 4,241.88
  4. Step 4: Simplify right side
    7,385.76x = 43,235,361.90
  5. Step 5: Solve for x
    x = 43,235,361.90/7,385.76
  6. Step 6: Final answer
    x = 5,853.88

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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.