Home / 5,785.29-8,670.24-3,152.79

Finding the Fourth Proportional to 5,785.29, 8,670.24 and 3,152.79

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Solution

The fourth proportional to 5,785.29, 8,670.24 and 3,152.79 is: 4,724.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,785.29 : 8,670.24 = 3,152.79 : x
  2. Step 2: Convert to fraction form
    5,785.29/8,670.24 = 3,152.79/x
  3. Step 3: Cross multiply
    5,785.29x = 8,670.24 × 3,152.79
  4. Step 4: Simplify right side
    5,785.29x = 27,335,445.97
  5. Step 5: Solve for x
    x = 27,335,445.97/5,785.29
  6. Step 6: Final answer
    x = 4,724.99

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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.