Home / 10,901.98-16,351.75-3,881.71

Finding the Fourth Proportional to 10,901.98, 16,351.75 and 3,881.71

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Solution

The fourth proportional to 10,901.98, 16,351.75 and 3,881.71 is: 5,822.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,901.98 : 16,351.75 = 3,881.71 : x
  2. Step 2: Convert to fraction form
    10,901.98/16,351.75 = 3,881.71/x
  3. Step 3: Cross multiply
    10,901.98x = 16,351.75 × 3,881.71
  4. Step 4: Simplify right side
    10,901.98x = 63,472,751.49
  5. Step 5: Solve for x
    x = 63,472,751.49/10,901.98
  6. Step 6: Final answer
    x = 5,822.13

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.