Home / 11,549.71-15,942.59-6,833.76

Finding the Fourth Proportional to 11,549.71, 15,942.59 and 6,833.76

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Solution

The fourth proportional to 11,549.71, 15,942.59 and 6,833.76 is: 9,432.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,549.71 : 15,942.59 = 6,833.76 : x
  2. Step 2: Convert to fraction form
    11,549.71/15,942.59 = 6,833.76/x
  3. Step 3: Cross multiply
    11,549.71x = 15,942.59 × 6,833.76
  4. Step 4: Simplify right side
    11,549.71x = 108,947,833.84
  5. Step 5: Solve for x
    x = 108,947,833.84/11,549.71
  6. Step 6: Final answer
    x = 9,432.95

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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.