Home / 7,348.32-11,020.32-2,153.52

Finding the Fourth Proportional to 7,348.32, 11,020.32 and 2,153.52

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Solution

The fourth proportional to 7,348.32, 11,020.32 and 2,153.52 is: 3,229.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,348.32 : 11,020.32 = 2,153.52 : x
  2. Step 2: Convert to fraction form
    7,348.32/11,020.32 = 2,153.52/x
  3. Step 3: Cross multiply
    7,348.32x = 11,020.32 × 2,153.52
  4. Step 4: Simplify right side
    7,348.32x = 23,732,479.53
  5. Step 5: Solve for x
    x = 23,732,479.53/7,348.32
  6. Step 6: Final answer
    x = 3,229.65

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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.