Home / 8,723.04-13,084.98-2,879.52

Finding the Fourth Proportional to 8,723.04, 13,084.98 and 2,879.52

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Solution

The fourth proportional to 8,723.04, 13,084.98 and 2,879.52 is: 4,319.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,723.04 : 13,084.98 = 2,879.52 : x
  2. Step 2: Convert to fraction form
    8,723.04/13,084.98 = 2,879.52/x
  3. Step 3: Cross multiply
    8,723.04x = 13,084.98 × 2,879.52
  4. Step 4: Simplify right side
    8,723.04x = 37,678,461.61
  5. Step 5: Solve for x
    x = 37,678,461.61/8,723.04
  6. Step 6: Final answer
    x = 4,319.42

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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.