Home / 6,091.20-9,129.84-2,392.32

Finding the Fourth Proportional to 6,091.20, 9,129.84 and 2,392.32

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Solution

The fourth proportional to 6,091.20, 9,129.84 and 2,392.32 is: 3,585.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,091.20 : 9,129.84 = 2,392.32 : x
  2. Step 2: Convert to fraction form
    6,091.20/9,129.84 = 2,392.32/x
  3. Step 3: Cross multiply
    6,091.20x = 9,129.84 × 2,392.32
  4. Step 4: Simplify right side
    6,091.20x = 21,841,498.83
  5. Step 5: Solve for x
    x = 21,841,498.83/6,091.20
  6. Step 6: Final answer
    x = 3,585.75

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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.