Home / 5,474.83-7,555.29-3,116.97

Finding the Fourth Proportional to 5,474.83, 7,555.29 and 3,116.97

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Solution

The fourth proportional to 5,474.83, 7,555.29 and 3,116.97 is: 4,301.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,474.83 : 7,555.29 = 3,116.97 : x
  2. Step 2: Convert to fraction form
    5,474.83/7,555.29 = 3,116.97/x
  3. Step 3: Cross multiply
    5,474.83x = 7,555.29 × 3,116.97
  4. Step 4: Simplify right side
    5,474.83x = 23,549,612.27
  5. Step 5: Solve for x
    x = 23,549,612.27/5,474.83
  6. Step 6: Final answer
    x = 4,301.43

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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.