Home / 11,494.20-15,862.02-6,717.45

Finding the Fourth Proportional to 11,494.20, 15,862.02 and 6,717.45

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Solution

The fourth proportional to 11,494.20, 15,862.02 and 6,717.45 is: 9,270.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,494.20 : 15,862.02 = 6,717.45 : x
  2. Step 2: Convert to fraction form
    11,494.20/15,862.02 = 6,717.45/x
  3. Step 3: Cross multiply
    11,494.20x = 15,862.02 × 6,717.45
  4. Step 4: Simplify right side
    11,494.20x = 106,552,326.25
  5. Step 5: Solve for x
    x = 106,552,326.25/11,494.20
  6. Step 6: Final answer
    x = 9,270.10

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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.