Home / 8,817.15-13,222.59-2,575.55

Finding the Fourth Proportional to 8,817.15, 13,222.59 and 2,575.55

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Solution

The fourth proportional to 8,817.15, 13,222.59 and 2,575.55 is: 3,862.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,817.15 : 13,222.59 = 2,575.55 : x
  2. Step 2: Convert to fraction form
    8,817.15/13,222.59 = 2,575.55/x
  3. Step 3: Cross multiply
    8,817.15x = 13,222.59 × 2,575.55
  4. Step 4: Simplify right side
    8,817.15x = 34,055,441.67
  5. Step 5: Solve for x
    x = 34,055,441.67/8,817.15
  6. Step 6: Final answer
    x = 3,862.41

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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.