Home / 10,423.02-15,634.62-2,631.82

Finding the Fourth Proportional to 10,423.02, 15,634.62 and 2,631.82

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Solution

The fourth proportional to 10,423.02, 15,634.62 and 2,631.82 is: 3,947.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,423.02 : 15,634.62 = 2,631.82 : x
  2. Step 2: Convert to fraction form
    10,423.02/15,634.62 = 2,631.82/x
  3. Step 3: Cross multiply
    10,423.02x = 15,634.62 × 2,631.82
  4. Step 4: Simplify right side
    10,423.02x = 41,147,505.61
  5. Step 5: Solve for x
    x = 41,147,505.61/10,423.02
  6. Step 6: Final answer
    x = 3,947.75

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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.