Home / 5,440.54-7,508.42-3,082.53

Finding the Fourth Proportional to 5,440.54, 7,508.42 and 3,082.53

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Solution

The fourth proportional to 5,440.54, 7,508.42 and 3,082.53 is: 4,254.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,440.54 : 7,508.42 = 3,082.53 : x
  2. Step 2: Convert to fraction form
    5,440.54/7,508.42 = 3,082.53/x
  3. Step 3: Cross multiply
    5,440.54x = 7,508.42 × 3,082.53
  4. Step 4: Simplify right side
    5,440.54x = 23,144,929.90
  5. Step 5: Solve for x
    x = 23,144,929.90/5,440.54
  6. Step 6: Final answer
    x = 4,254.16

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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.