Home / 10,217.88-15,300.90-6,310.44

Finding the Fourth Proportional to 10,217.88, 15,300.90 and 6,310.44

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Solution

The fourth proportional to 10,217.88, 15,300.90 and 6,310.44 is: 9,449.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,217.88 : 15,300.90 = 6,310.44 : x
  2. Step 2: Convert to fraction form
    10,217.88/15,300.90 = 6,310.44/x
  3. Step 3: Cross multiply
    10,217.88x = 15,300.90 × 6,310.44
  4. Step 4: Simplify right side
    10,217.88x = 96,555,411.40
  5. Step 5: Solve for x
    x = 96,555,411.40/10,217.88
  6. Step 6: Final answer
    x = 9,449.65

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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.