Home / 10,958.86-15,122.19-6,708.43

Finding the Fourth Proportional to 10,958.86, 15,122.19 and 6,708.43

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Solution

The fourth proportional to 10,958.86, 15,122.19 and 6,708.43 is: 9,257.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,958.86 : 15,122.19 = 6,708.43 : x
  2. Step 2: Convert to fraction form
    10,958.86/15,122.19 = 6,708.43/x
  3. Step 3: Cross multiply
    10,958.86x = 15,122.19 × 6,708.43
  4. Step 4: Simplify right side
    10,958.86x = 101,446,153.06
  5. Step 5: Solve for x
    x = 101,446,153.06/10,958.86
  6. Step 6: Final answer
    x = 9,257.00

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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.