Home / 10,881.93-15,016.91-6,101.85

Finding the Fourth Proportional to 10,881.93, 15,016.91 and 6,101.85

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Solution

The fourth proportional to 10,881.93, 15,016.91 and 6,101.85 is: 8,420.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,881.93 : 15,016.91 = 6,101.85 : x
  2. Step 2: Convert to fraction form
    10,881.93/15,016.91 = 6,101.85/x
  3. Step 3: Cross multiply
    10,881.93x = 15,016.91 × 6,101.85
  4. Step 4: Simplify right side
    10,881.93x = 91,630,932.28
  5. Step 5: Solve for x
    x = 91,630,932.28/10,881.93
  6. Step 6: Final answer
    x = 8,420.47

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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.