Home / 4,731.52-7,098.56-1,809.92

Finding the Fourth Proportional to 4,731.52, 7,098.56 and 1,809.92

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Solution

The fourth proportional to 4,731.52, 7,098.56 and 1,809.92 is: 2,715.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,731.52 : 7,098.56 = 1,809.92 : x
  2. Step 2: Convert to fraction form
    4,731.52/7,098.56 = 1,809.92/x
  3. Step 3: Cross multiply
    4,731.52x = 7,098.56 × 1,809.92
  4. Step 4: Simplify right side
    4,731.52x = 12,847,825.72
  5. Step 5: Solve for x
    x = 12,847,825.72/4,731.52
  6. Step 6: Final answer
    x = 2,715.37

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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.