Home / 10,099.85-15,149.77-2,704.12

Finding the Fourth Proportional to 10,099.85, 15,149.77 and 2,704.12

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Solution

The fourth proportional to 10,099.85, 15,149.77 and 2,704.12 is: 4,056.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,099.85 : 15,149.77 = 2,704.12 : x
  2. Step 2: Convert to fraction form
    10,099.85/15,149.77 = 2,704.12/x
  3. Step 3: Cross multiply
    10,099.85x = 15,149.77 × 2,704.12
  4. Step 4: Simplify right side
    10,099.85x = 40,966,796.05
  5. Step 5: Solve for x
    x = 40,966,796.05/10,099.85
  6. Step 6: Final answer
    x = 4,056.18

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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.