Home / 10,943.10-15,104.88-6,695.46

Finding the Fourth Proportional to 10,943.10, 15,104.88 and 6,695.46

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Solution

The fourth proportional to 10,943.10, 15,104.88 and 6,695.46 is: 9,241.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,943.10 : 15,104.88 = 6,695.46 : x
  2. Step 2: Convert to fraction form
    10,943.10/15,104.88 = 6,695.46/x
  3. Step 3: Cross multiply
    10,943.10x = 15,104.88 × 6,695.46
  4. Step 4: Simplify right side
    10,943.10x = 101,134,119.84
  5. Step 5: Solve for x
    x = 101,134,119.84/10,943.10
  6. Step 6: Final answer
    x = 9,241.82

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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.