Home / 11,013.22-15,194.54-6,294.16

Finding the Fourth Proportional to 11,013.22, 15,194.54 and 6,294.16

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Solution

The fourth proportional to 11,013.22, 15,194.54 and 6,294.16 is: 8,683.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,013.22 : 15,194.54 = 6,294.16 : x
  2. Step 2: Convert to fraction form
    11,013.22/15,194.54 = 6,294.16/x
  3. Step 3: Cross multiply
    11,013.22x = 15,194.54 × 6,294.16
  4. Step 4: Simplify right side
    11,013.22x = 95,636,865.89
  5. Step 5: Solve for x
    x = 95,636,865.89/11,013.22
  6. Step 6: Final answer
    x = 8,683.82

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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.