Home / 11,122.76-15,348.74-6,086.04

Finding the Fourth Proportional to 11,122.76, 15,348.74 and 6,086.04

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Solution

The fourth proportional to 11,122.76, 15,348.74 and 6,086.04 is: 8,398.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,122.76 : 15,348.74 = 6,086.04 : x
  2. Step 2: Convert to fraction form
    11,122.76/15,348.74 = 6,086.04/x
  3. Step 3: Cross multiply
    11,122.76x = 15,348.74 × 6,086.04
  4. Step 4: Simplify right side
    11,122.76x = 93,413,045.59
  5. Step 5: Solve for x
    x = 93,413,045.59/11,122.76
  6. Step 6: Final answer
    x = 8,398.37

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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.