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Finding the Fourth Proportional to 9,074.60, 13,611.10 and 2,500.20

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Solution

The fourth proportional to 9,074.60, 13,611.10 and 2,500.20 is: 3,750.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,074.60 : 13,611.10 = 2,500.20 : x
  2. Step 2: Convert to fraction form
    9,074.60/13,611.10 = 2,500.20/x
  3. Step 3: Cross multiply
    9,074.60x = 13,611.10 × 2,500.20
  4. Step 4: Simplify right side
    9,074.60x = 34,030,472.22
  5. Step 5: Solve for x
    x = 34,030,472.22/9,074.60
  6. Step 6: Final answer
    x = 3,750.08

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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.