Home / 5,082.39-7,617.51-2,888.10

Finding the Fourth Proportional to 5,082.39, 7,617.51 and 2,888.10

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Solution

The fourth proportional to 5,082.39, 7,617.51 and 2,888.10 is: 4,328.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,082.39 : 7,617.51 = 2,888.10 : x
  2. Step 2: Convert to fraction form
    5,082.39/7,617.51 = 2,888.10/x
  3. Step 3: Cross multiply
    5,082.39x = 7,617.51 × 2,888.10
  4. Step 4: Simplify right side
    5,082.39x = 22,000,130.63
  5. Step 5: Solve for x
    x = 22,000,130.63/5,082.39
  6. Step 6: Final answer
    x = 4,328.70

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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.