Home / 10,982.17-15,156.48-6,267.16

Finding the Fourth Proportional to 10,982.17, 15,156.48 and 6,267.16

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Solution

The fourth proportional to 10,982.17, 15,156.48 and 6,267.16 is: 8,649.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,982.17 : 15,156.48 = 6,267.16 : x
  2. Step 2: Convert to fraction form
    10,982.17/15,156.48 = 6,267.16/x
  3. Step 3: Cross multiply
    10,982.17x = 15,156.48 × 6,267.16
  4. Step 4: Simplify right side
    10,982.17x = 94,988,085.20
  5. Step 5: Solve for x
    x = 94,988,085.20/10,982.17
  6. Step 6: Final answer
    x = 8,649.30

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.