Home / 11,040.71-15,234.51-6,792.46

Finding the Fourth Proportional to 11,040.71, 15,234.51 and 6,792.46

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Solution

The fourth proportional to 11,040.71, 15,234.51 and 6,792.46 is: 9,372.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,040.71 : 15,234.51 = 6,792.46 : x
  2. Step 2: Convert to fraction form
    11,040.71/15,234.51 = 6,792.46/x
  3. Step 3: Cross multiply
    11,040.71x = 15,234.51 × 6,792.46
  4. Step 4: Simplify right side
    11,040.71x = 103,479,729.87
  5. Step 5: Solve for x
    x = 103,479,729.87/11,040.71
  6. Step 6: Final answer
    x = 9,372.57

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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.