Home / 8,881.25-13,309.16-6,522.75

Finding the Fourth Proportional to 8,881.25, 13,309.16 and 6,522.75

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Solution

The fourth proportional to 8,881.25, 13,309.16 and 6,522.75 is: 9,774.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,881.25 : 13,309.16 = 6,522.75 : x
  2. Step 2: Convert to fraction form
    8,881.25/13,309.16 = 6,522.75/x
  3. Step 3: Cross multiply
    8,881.25x = 13,309.16 × 6,522.75
  4. Step 4: Simplify right side
    8,881.25x = 86,812,290.78
  5. Step 5: Solve for x
    x = 86,812,290.78/8,881.25
  6. Step 6: Final answer
    x = 9,774.79

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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.