Home / 9,218.43-12,721.56-5,026.68

Finding the Fourth Proportional to 9,218.43, 12,721.56 and 5,026.68

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Solution

The fourth proportional to 9,218.43, 12,721.56 and 5,026.68 is: 6,936.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,218.43 : 12,721.56 = 5,026.68 : x
  2. Step 2: Convert to fraction form
    9,218.43/12,721.56 = 5,026.68/x
  3. Step 3: Cross multiply
    9,218.43x = 12,721.56 × 5,026.68
  4. Step 4: Simplify right side
    9,218.43x = 63,947,211.22
  5. Step 5: Solve for x
    x = 63,947,211.22/9,218.43
  6. Step 6: Final answer
    x = 6,936.89

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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.