Home / 4,895.59-7,343.40-1,385.92

Finding the Fourth Proportional to 4,895.59, 7,343.40 and 1,385.92

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Solution

The fourth proportional to 4,895.59, 7,343.40 and 1,385.92 is: 2,078.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,895.59 : 7,343.40 = 1,385.92 : x
  2. Step 2: Convert to fraction form
    4,895.59/7,343.40 = 1,385.92/x
  3. Step 3: Cross multiply
    4,895.59x = 7,343.40 × 1,385.92
  4. Step 4: Simplify right side
    4,895.59x = 10,177,364.93
  5. Step 5: Solve for x
    x = 10,177,364.93/4,895.59
  6. Step 6: Final answer
    x = 2,078.88

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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.