Home / 10,632.78-15,936.21-6,182.10

Finding the Fourth Proportional to 10,632.78, 15,936.21 and 6,182.10

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Solution

The fourth proportional to 10,632.78, 15,936.21 and 6,182.10 is: 9,265.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,632.78 : 15,936.21 = 6,182.10 : x
  2. Step 2: Convert to fraction form
    10,632.78/15,936.21 = 6,182.10/x
  3. Step 3: Cross multiply
    10,632.78x = 15,936.21 × 6,182.10
  4. Step 4: Simplify right side
    10,632.78x = 98,519,243.84
  5. Step 5: Solve for x
    x = 98,519,243.84/10,632.78
  6. Step 6: Final answer
    x = 9,265.61

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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.