Home / 10,101.36-13,937.78-5,908.80

Finding the Fourth Proportional to 10,101.36, 13,937.78 and 5,908.80

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Solution

The fourth proportional to 10,101.36, 13,937.78 and 5,908.80 is: 8,152.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,101.36 : 13,937.78 = 5,908.80 : x
  2. Step 2: Convert to fraction form
    10,101.36/13,937.78 = 5,908.80/x
  3. Step 3: Cross multiply
    10,101.36x = 13,937.78 × 5,908.80
  4. Step 4: Simplify right side
    10,101.36x = 82,355,554.46
  5. Step 5: Solve for x
    x = 82,355,554.46/10,101.36
  6. Step 6: Final answer
    x = 8,152.92

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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.