Home / 10,480.24-15,717.02-3,458.95

Finding the Fourth Proportional to 10,480.24, 15,717.02 and 3,458.95

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Solution

The fourth proportional to 10,480.24, 15,717.02 and 3,458.95 is: 5,187.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,480.24 : 15,717.02 = 3,458.95 : x
  2. Step 2: Convert to fraction form
    10,480.24/15,717.02 = 3,458.95/x
  3. Step 3: Cross multiply
    10,480.24x = 15,717.02 × 3,458.95
  4. Step 4: Simplify right side
    10,480.24x = 54,364,329.74
  5. Step 5: Solve for x
    x = 54,364,329.74/10,480.24
  6. Step 6: Final answer
    x = 5,187.32

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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.