Home / 10,170.18-15,255.27-3,244.50

Finding the Fourth Proportional to 10,170.18, 15,255.27 and 3,244.50

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Solution

The fourth proportional to 10,170.18, 15,255.27 and 3,244.50 is: 4,866.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,170.18 : 15,255.27 = 3,244.50 : x
  2. Step 2: Convert to fraction form
    10,170.18/15,255.27 = 3,244.50/x
  3. Step 3: Cross multiply
    10,170.18x = 15,255.27 × 3,244.50
  4. Step 4: Simplify right side
    10,170.18x = 49,495,723.52
  5. Step 5: Solve for x
    x = 49,495,723.52/10,170.18
  6. Step 6: Final answer
    x = 4,866.75

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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.