Home / 11,283.40-15,568.45-6,747.57

Finding the Fourth Proportional to 11,283.40, 15,568.45 and 6,747.57

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Solution

The fourth proportional to 11,283.40, 15,568.45 and 6,747.57 is: 9,310.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,283.40 : 15,568.45 = 6,747.57 : x
  2. Step 2: Convert to fraction form
    11,283.40/15,568.45 = 6,747.57/x
  3. Step 3: Cross multiply
    11,283.40x = 15,568.45 × 6,747.57
  4. Step 4: Simplify right side
    11,283.40x = 105,049,189.48
  5. Step 5: Solve for x
    x = 105,049,189.48/11,283.40
  6. Step 6: Final answer
    x = 9,310.06

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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.