Home / 10,883.24-15,016.25-6,902.90

Finding the Fourth Proportional to 10,883.24, 15,016.25 and 6,902.90

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Solution

The fourth proportional to 10,883.24, 15,016.25 and 6,902.90 is: 9,524.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,883.24 : 15,016.25 = 6,902.90 : x
  2. Step 2: Convert to fraction form
    10,883.24/15,016.25 = 6,902.90/x
  3. Step 3: Cross multiply
    10,883.24x = 15,016.25 × 6,902.90
  4. Step 4: Simplify right side
    10,883.24x = 103,655,600.07
  5. Step 5: Solve for x
    x = 103,655,600.07/10,883.24
  6. Step 6: Final answer
    x = 9,524.34

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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.