Home / 5,811.56-8,712.42-2,522.16

Finding the Fourth Proportional to 5,811.56, 8,712.42 and 2,522.16

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Solution

The fourth proportional to 5,811.56, 8,712.42 and 2,522.16 is: 3,781.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,811.56 : 8,712.42 = 2,522.16 : x
  2. Step 2: Convert to fraction form
    5,811.56/8,712.42 = 2,522.16/x
  3. Step 3: Cross multiply
    5,811.56x = 8,712.42 × 2,522.16
  4. Step 4: Simplify right side
    5,811.56x = 21,974,117.23
  5. Step 5: Solve for x
    x = 21,974,117.23/5,811.56
  6. Step 6: Final answer
    x = 3,781.11

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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.