Home / 4,471.91-6,170.84-2,455.00

Finding the Fourth Proportional to 4,471.91, 6,170.84 and 2,455.00

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Solution

The fourth proportional to 4,471.91, 6,170.84 and 2,455.00 is: 3,387.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,471.91 : 6,170.84 = 2,455.00 : x
  2. Step 2: Convert to fraction form
    4,471.91/6,170.84 = 2,455.00/x
  3. Step 3: Cross multiply
    4,471.91x = 6,170.84 × 2,455.00
  4. Step 4: Simplify right side
    4,471.91x = 15,149,393.70
  5. Step 5: Solve for x
    x = 15,149,393.70/4,471.91
  6. Step 6: Final answer
    x = 3,387.68

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.