Home / 10,348.20-14,282.10-5,872.50

Finding the Fourth Proportional to 10,348.20, 14,282.10 and 5,872.50

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Solution

The fourth proportional to 10,348.20, 14,282.10 and 5,872.50 is: 8,104.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,348.20 : 14,282.10 = 5,872.50 : x
  2. Step 2: Convert to fraction form
    10,348.20/14,282.10 = 5,872.50/x
  3. Step 3: Cross multiply
    10,348.20x = 14,282.10 × 5,872.50
  4. Step 4: Simplify right side
    10,348.20x = 83,871,632.25
  5. Step 5: Solve for x
    x = 83,871,632.25/10,348.20
  6. Step 6: Final answer
    x = 8,104.95

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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.