Home / 7,648.76-11,471.94-2,102.52

Finding the Fourth Proportional to 7,648.76, 11,471.94 and 2,102.52

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Solution

The fourth proportional to 7,648.76, 11,471.94 and 2,102.52 is: 3,153.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,648.76 : 11,471.94 = 2,102.52 : x
  2. Step 2: Convert to fraction form
    7,648.76/11,471.94 = 2,102.52/x
  3. Step 3: Cross multiply
    7,648.76x = 11,471.94 × 2,102.52
  4. Step 4: Simplify right side
    7,648.76x = 24,119,983.29
  5. Step 5: Solve for x
    x = 24,119,983.29/7,648.76
  6. Step 6: Final answer
    x = 3,153.45

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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.