Home / 8,040.98-11,101.97-5,020.70

Finding the Fourth Proportional to 8,040.98, 11,101.97 and 5,020.70

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Solution

The fourth proportional to 8,040.98, 11,101.97 and 5,020.70 is: 6,931.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,040.98 : 11,101.97 = 5,020.70 : x
  2. Step 2: Convert to fraction form
    8,040.98/11,101.97 = 5,020.70/x
  3. Step 3: Cross multiply
    8,040.98x = 11,101.97 × 5,020.70
  4. Step 4: Simplify right side
    8,040.98x = 55,739,701.09
  5. Step 5: Solve for x
    x = 55,739,701.09/8,040.98
  6. Step 6: Final answer
    x = 6,931.95

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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.