Home / 5,581.10-8,371.65-2,290.58

Finding the Fourth Proportional to 5,581.10, 8,371.65 and 2,290.58

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Solution

The fourth proportional to 5,581.10, 8,371.65 and 2,290.58 is: 3,435.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,581.10 : 8,371.65 = 2,290.58 : x
  2. Step 2: Convert to fraction form
    5,581.10/8,371.65 = 2,290.58/x
  3. Step 3: Cross multiply
    5,581.10x = 8,371.65 × 2,290.58
  4. Step 4: Simplify right side
    5,581.10x = 19,175,932.18
  5. Step 5: Solve for x
    x = 19,175,932.18/5,581.10
  6. Step 6: Final answer
    x = 3,435.87

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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.