Home / 9,401.29-12,968.08-6,214.62

Finding the Fourth Proportional to 9,401.29, 12,968.08 and 6,214.62

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Solution

The fourth proportional to 9,401.29, 12,968.08 and 6,214.62 is: 8,572.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,401.29 : 12,968.08 = 6,214.62 : x
  2. Step 2: Convert to fraction form
    9,401.29/12,968.08 = 6,214.62/x
  3. Step 3: Cross multiply
    9,401.29x = 12,968.08 × 6,214.62
  4. Step 4: Simplify right side
    9,401.29x = 80,591,689.33
  5. Step 5: Solve for x
    x = 80,591,689.33/9,401.29
  6. Step 6: Final answer
    x = 8,572.41

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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.