Home / 10,074.60-15,104.70-4,523.40

Finding the Fourth Proportional to 10,074.60, 15,104.70 and 4,523.40

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Solution

The fourth proportional to 10,074.60, 15,104.70 and 4,523.40 is: 6,781.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,074.60 : 15,104.70 = 4,523.40 : x
  2. Step 2: Convert to fraction form
    10,074.60/15,104.70 = 4,523.40/x
  3. Step 3: Cross multiply
    10,074.60x = 15,104.70 × 4,523.40
  4. Step 4: Simplify right side
    10,074.60x = 68,324,599.98
  5. Step 5: Solve for x
    x = 68,324,599.98/10,074.60
  6. Step 6: Final answer
    x = 6,781.87

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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.