Home / 10,098.75-13,936.28-5,907.81

Finding the Fourth Proportional to 10,098.75, 13,936.28 and 5,907.81

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Solution

The fourth proportional to 10,098.75, 13,936.28 and 5,907.81 is: 8,152.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,098.75 : 13,936.28 = 5,907.81 : x
  2. Step 2: Convert to fraction form
    10,098.75/13,936.28 = 5,907.81/x
  3. Step 3: Cross multiply
    10,098.75x = 13,936.28 × 5,907.81
  4. Step 4: Simplify right side
    10,098.75x = 82,332,864.81
  5. Step 5: Solve for x
    x = 82,332,864.81/10,098.75
  6. Step 6: Final answer
    x = 8,152.78

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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.