Home / 3,712.08-5,568.12-1,116.84

Finding the Fourth Proportional to 3,712.08, 5,568.12 and 1,116.84

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Solution

The fourth proportional to 3,712.08, 5,568.12 and 1,116.84 is: 1,675.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,712.08 : 5,568.12 = 1,116.84 : x
  2. Step 2: Convert to fraction form
    3,712.08/5,568.12 = 1,116.84/x
  3. Step 3: Cross multiply
    3,712.08x = 5,568.12 × 1,116.84
  4. Step 4: Simplify right side
    3,712.08x = 6,218,699.14
  5. Step 5: Solve for x
    x = 6,218,699.14/3,712.08
  6. Step 6: Final answer
    x = 1,675.26

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Similar ratio
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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.