Home / 5,082.32-7,592.68-3,218.51

Finding the Fourth Proportional to 5,082.32, 7,592.68 and 3,218.51

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Solution

The fourth proportional to 5,082.32, 7,592.68 and 3,218.51 is: 4,808.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,082.32 : 7,592.68 = 3,218.51 : x
  2. Step 2: Convert to fraction form
    5,082.32/7,592.68 = 3,218.51/x
  3. Step 3: Cross multiply
    5,082.32x = 7,592.68 × 3,218.51
  4. Step 4: Simplify right side
    5,082.32x = 24,437,116.51
  5. Step 5: Solve for x
    x = 24,437,116.51/5,082.32
  6. Step 6: Final answer
    x = 4,808.26

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.