Home / 5,132.16-7,082.88-3,457.04

Finding the Fourth Proportional to 5,132.16, 7,082.88 and 3,457.04

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Solution

The fourth proportional to 5,132.16, 7,082.88 and 3,457.04 is: 4,771.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,132.16 : 7,082.88 = 3,457.04 : x
  2. Step 2: Convert to fraction form
    5,132.16/7,082.88 = 3,457.04/x
  3. Step 3: Cross multiply
    5,132.16x = 7,082.88 × 3,457.04
  4. Step 4: Simplify right side
    5,132.16x = 24,485,799.48
  5. Step 5: Solve for x
    x = 24,485,799.48/5,132.16
  6. Step 6: Final answer
    x = 4,771.05

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.