Home / 8,522.22-12,785.95-4,365.18

Finding the Fourth Proportional to 8,522.22, 12,785.95 and 4,365.18

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Solution

The fourth proportional to 8,522.22, 12,785.95 and 4,365.18 is: 6,549.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,522.22 : 12,785.95 = 4,365.18 : x
  2. Step 2: Convert to fraction form
    8,522.22/12,785.95 = 4,365.18/x
  3. Step 3: Cross multiply
    8,522.22x = 12,785.95 × 4,365.18
  4. Step 4: Simplify right side
    8,522.22x = 55,812,978.68
  5. Step 5: Solve for x
    x = 55,812,978.68/8,522.22
  6. Step 6: Final answer
    x = 6,549.11

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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.