Home / 11,122.64-15,348.66-6,085.89

Finding the Fourth Proportional to 11,122.64, 15,348.66 and 6,085.89

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Solution

The fourth proportional to 11,122.64, 15,348.66 and 6,085.89 is: 8,398.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,122.64 : 15,348.66 = 6,085.89 : x
  2. Step 2: Convert to fraction form
    11,122.64/15,348.66 = 6,085.89/x
  3. Step 3: Cross multiply
    11,122.64x = 15,348.66 × 6,085.89
  4. Step 4: Simplify right side
    11,122.64x = 93,410,256.41
  5. Step 5: Solve for x
    x = 93,410,256.41/11,122.64
  6. Step 6: Final answer
    x = 8,398.21

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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.