Home / 3,512.04-5,268.12-914.76

Finding the Fourth Proportional to 3,512.04, 5,268.12 and 914.76

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Solution

The fourth proportional to 3,512.04, 5,268.12 and 914.76 is: 1,372.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,512.04 : 5,268.12 = 914.76 : x
  2. Step 2: Convert to fraction form
    3,512.04/5,268.12 = 914.76/x
  3. Step 3: Cross multiply
    3,512.04x = 5,268.12 × 914.76
  4. Step 4: Simplify right side
    3,512.04x = 4,819,065.45
  5. Step 5: Solve for x
    x = 4,819,065.45/3,512.04
  6. Step 6: Final answer
    x = 1,372.16

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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.