Home / 10,752.76-16,127.32-2,959.75

Finding the Fourth Proportional to 10,752.76, 16,127.32 and 2,959.75

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Solution

The fourth proportional to 10,752.76, 16,127.32 and 2,959.75 is: 4,439.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,752.76 : 16,127.32 = 2,959.75 : x
  2. Step 2: Convert to fraction form
    10,752.76/16,127.32 = 2,959.75/x
  3. Step 3: Cross multiply
    10,752.76x = 16,127.32 × 2,959.75
  4. Step 4: Simplify right side
    10,752.76x = 47,732,835.37
  5. Step 5: Solve for x
    x = 47,732,835.37/10,752.76
  6. Step 6: Final answer
    x = 4,439.12

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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.