Home / 4,715.52-7,072.80-1,253.04

Finding the Fourth Proportional to 4,715.52, 7,072.80 and 1,253.04

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Solution

The fourth proportional to 4,715.52, 7,072.80 and 1,253.04 is: 1,879.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,715.52 : 7,072.80 = 1,253.04 : x
  2. Step 2: Convert to fraction form
    4,715.52/7,072.80 = 1,253.04/x
  3. Step 3: Cross multiply
    4,715.52x = 7,072.80 × 1,253.04
  4. Step 4: Simplify right side
    4,715.52x = 8,862,501.31
  5. Step 5: Solve for x
    x = 8,862,501.31/4,715.52
  6. Step 6: Final answer
    x = 1,879.43

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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.