Home / 6,982.17-10,449.10-4,312.66

Finding the Fourth Proportional to 6,982.17, 10,449.10 and 4,312.66

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Solution

The fourth proportional to 6,982.17, 10,449.10 and 4,312.66 is: 6,454.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,982.17 : 10,449.10 = 4,312.66 : x
  2. Step 2: Convert to fraction form
    6,982.17/10,449.10 = 4,312.66/x
  3. Step 3: Cross multiply
    6,982.17x = 10,449.10 × 4,312.66
  4. Step 4: Simplify right side
    6,982.17x = 45,063,415.61
  5. Step 5: Solve for x
    x = 45,063,415.61/6,982.17
  6. Step 6: Final answer
    x = 6,454.07

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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.