Home / 9,217.78-12,720.33-5,026.18

Finding the Fourth Proportional to 9,217.78, 12,720.33 and 5,026.18

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Solution

The fourth proportional to 9,217.78, 12,720.33 and 5,026.18 is: 6,936.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,217.78 : 12,720.33 = 5,026.18 : x
  2. Step 2: Convert to fraction form
    9,217.78/12,720.33 = 5,026.18/x
  3. Step 3: Cross multiply
    9,217.78x = 12,720.33 × 5,026.18
  4. Step 4: Simplify right side
    9,217.78x = 63,934,668.24
  5. Step 5: Solve for x
    x = 63,934,668.24/9,217.78
  6. Step 6: Final answer
    x = 6,936.02

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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.