Home / 3,712.10-5,567.18-1,079.60

Finding the Fourth Proportional to 3,712.10, 5,567.18 and 1,079.60

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Solution

The fourth proportional to 3,712.10, 5,567.18 and 1,079.60 is: 1,619.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,712.10 : 5,567.18 = 1,079.60 : x
  2. Step 2: Convert to fraction form
    3,712.10/5,567.18 = 1,079.60/x
  3. Step 3: Cross multiply
    3,712.10x = 5,567.18 × 1,079.60
  4. Step 4: Simplify right side
    3,712.10x = 6,010,294.29
  5. Step 5: Solve for x
    x = 6,010,294.29/3,712.10
  6. Step 6: Final answer
    x = 1,619.11

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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.