Home / 5,410.29-8,116.56-2,290.29

Finding the Fourth Proportional to 5,410.29, 8,116.56 and 2,290.29

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Solution

The fourth proportional to 5,410.29, 8,116.56 and 2,290.29 is: 3,435.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,410.29 : 8,116.56 = 2,290.29 : x
  2. Step 2: Convert to fraction form
    5,410.29/8,116.56 = 2,290.29/x
  3. Step 3: Cross multiply
    5,410.29x = 8,116.56 × 2,290.29
  4. Step 4: Simplify right side
    5,410.29x = 18,589,276.20
  5. Step 5: Solve for x
    x = 18,589,276.20/5,410.29
  6. Step 6: Final answer
    x = 3,435.91

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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.