Home / 9,149.61-13,723.20-2,576.36

Finding the Fourth Proportional to 9,149.61, 13,723.20 and 2,576.36

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Solution

The fourth proportional to 9,149.61, 13,723.20 and 2,576.36 is: 3,864.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,149.61 : 13,723.20 = 2,576.36 : x
  2. Step 2: Convert to fraction form
    9,149.61/13,723.20 = 2,576.36/x
  3. Step 3: Cross multiply
    9,149.61x = 13,723.20 × 2,576.36
  4. Step 4: Simplify right side
    9,149.61x = 35,355,903.55
  5. Step 5: Solve for x
    x = 35,355,903.55/9,149.61
  6. Step 6: Final answer
    x = 3,864.20

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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.