Home / 9,218.25-12,721.19-5,026.50

Finding the Fourth Proportional to 9,218.25, 12,721.19 and 5,026.50

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Solution

The fourth proportional to 9,218.25, 12,721.19 and 5,026.50 is: 6,936.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,218.25 : 12,721.19 = 5,026.50 : x
  2. Step 2: Convert to fraction form
    9,218.25/12,721.19 = 5,026.50/x
  3. Step 3: Cross multiply
    9,218.25x = 12,721.19 × 5,026.50
  4. Step 4: Simplify right side
    9,218.25x = 63,943,036.40
  5. Step 5: Solve for x
    x = 63,943,036.40/9,218.25
  6. Step 6: Final answer
    x = 6,936.57

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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.