Home / 8,723.04-13,083.27-2,879.70

Finding the Fourth Proportional to 8,723.04, 13,083.27 and 2,879.70

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Solution

The fourth proportional to 8,723.04, 13,083.27 and 2,879.70 is: 4,319.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,723.04 : 13,083.27 = 2,879.70 : x
  2. Step 2: Convert to fraction form
    8,723.04/13,083.27 = 2,879.70/x
  3. Step 3: Cross multiply
    8,723.04x = 13,083.27 × 2,879.70
  4. Step 4: Simplify right side
    8,723.04x = 37,675,892.62
  5. Step 5: Solve for x
    x = 37,675,892.62/8,723.04
  6. Step 6: Final answer
    x = 4,319.12

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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.