Home / 9,081.12-13,590.63-6,310.92

Finding the Fourth Proportional to 9,081.12, 13,590.63 and 6,310.92

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Solution

The fourth proportional to 9,081.12, 13,590.63 and 6,310.92 is: 9,444.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,081.12 : 13,590.63 = 6,310.92 : x
  2. Step 2: Convert to fraction form
    9,081.12/13,590.63 = 6,310.92/x
  3. Step 3: Cross multiply
    9,081.12x = 13,590.63 × 6,310.92
  4. Step 4: Simplify right side
    9,081.12x = 85,769,378.68
  5. Step 5: Solve for x
    x = 85,769,378.68/9,081.12
  6. Step 6: Final answer
    x = 9,444.80

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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.