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Finding the Fourth Proportional to 7,253.03, 10,879.67 and 5,809.61

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Solution

The fourth proportional to 7,253.03, 10,879.67 and 5,809.61 is: 8,714.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,253.03 : 10,879.67 = 5,809.61 : x
  2. Step 2: Convert to fraction form
    7,253.03/10,879.67 = 5,809.61/x
  3. Step 3: Cross multiply
    7,253.03x = 10,879.67 × 5,809.61
  4. Step 4: Simplify right side
    7,253.03x = 63,206,599.75
  5. Step 5: Solve for x
    x = 63,206,599.75/7,253.03
  6. Step 6: Final answer
    x = 8,714.52

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1.5x scale

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.