Home / 11,182.73-15,432.32-6,147.41

Finding the Fourth Proportional to 11,182.73, 15,432.32 and 6,147.41

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Solution

The fourth proportional to 11,182.73, 15,432.32 and 6,147.41 is: 8,483.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,182.73 : 15,432.32 = 6,147.41 : x
  2. Step 2: Convert to fraction form
    11,182.73/15,432.32 = 6,147.41/x
  3. Step 3: Cross multiply
    11,182.73x = 15,432.32 × 6,147.41
  4. Step 4: Simplify right side
    11,182.73x = 94,868,798.29
  5. Step 5: Solve for x
    x = 94,868,798.29/11,182.73
  6. Step 6: Final answer
    x = 8,483.51

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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.