Home / 8,879.45-13,319.17-3,036.11

Finding the Fourth Proportional to 8,879.45, 13,319.17 and 3,036.11

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Solution

The fourth proportional to 8,879.45, 13,319.17 and 3,036.11 is: 4,554.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,879.45 : 13,319.17 = 3,036.11 : x
  2. Step 2: Convert to fraction form
    8,879.45/13,319.17 = 3,036.11/x
  3. Step 3: Cross multiply
    8,879.45x = 13,319.17 × 3,036.11
  4. Step 4: Simplify right side
    8,879.45x = 40,438,391.04
  5. Step 5: Solve for x
    x = 40,438,391.04/8,879.45
  6. Step 6: Final answer
    x = 4,554.16

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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.