Home / 8,522.28-12,791.16-4,365.12

Finding the Fourth Proportional to 8,522.28, 12,791.16 and 4,365.12

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Solution

The fourth proportional to 8,522.28, 12,791.16 and 4,365.12 is: 6,551.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,522.28 : 12,791.16 = 4,365.12 : x
  2. Step 2: Convert to fraction form
    8,522.28/12,791.16 = 4,365.12/x
  3. Step 3: Cross multiply
    8,522.28x = 12,791.16 × 4,365.12
  4. Step 4: Simplify right side
    8,522.28x = 55,834,948.34
  5. Step 5: Solve for x
    x = 55,834,948.34/8,522.28
  6. Step 6: Final answer
    x = 6,551.64

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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.