Home / 10,176.11-15,266.48-3,936.14

Finding the Fourth Proportional to 10,176.11, 15,266.48 and 3,936.14

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Solution

The fourth proportional to 10,176.11, 15,266.48 and 3,936.14 is: 5,905.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,176.11 : 15,266.48 = 3,936.14 : x
  2. Step 2: Convert to fraction form
    10,176.11/15,266.48 = 3,936.14/x
  3. Step 3: Cross multiply
    10,176.11x = 15,266.48 × 3,936.14
  4. Step 4: Simplify right side
    10,176.11x = 60,091,002.59
  5. Step 5: Solve for x
    x = 60,091,002.59/10,176.11
  6. Step 6: Final answer
    x = 5,905.11

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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.