Home / 6,522.12-9,781.56-2,626.02

Finding the Fourth Proportional to 6,522.12, 9,781.56 and 2,626.02

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Solution

The fourth proportional to 6,522.12, 9,781.56 and 2,626.02 is: 3,938.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,522.12 : 9,781.56 = 2,626.02 : x
  2. Step 2: Convert to fraction form
    6,522.12/9,781.56 = 2,626.02/x
  3. Step 3: Cross multiply
    6,522.12x = 9,781.56 × 2,626.02
  4. Step 4: Simplify right side
    6,522.12x = 25,686,572.19
  5. Step 5: Solve for x
    x = 25,686,572.19/6,522.12
  6. Step 6: Final answer
    x = 3,938.38

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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.