Home / 11,083.40-15,294.84-6,047.76

Finding the Fourth Proportional to 11,083.40, 15,294.84 and 6,047.76

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Solution

The fourth proportional to 11,083.40, 15,294.84 and 6,047.76 is: 8,345.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,083.40 : 15,294.84 = 6,047.76 : x
  2. Step 2: Convert to fraction form
    11,083.40/15,294.84 = 6,047.76/x
  3. Step 3: Cross multiply
    11,083.40x = 15,294.84 × 6,047.76
  4. Step 4: Simplify right side
    11,083.40x = 92,499,521.56
  5. Step 5: Solve for x
    x = 92,499,521.56/11,083.40
  6. Step 6: Final answer
    x = 8,345.78

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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.