Home / 3,278.04-4,897.89-3,163.23

Finding the Fourth Proportional to 3,278.04, 4,897.89 and 3,163.23

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Solution

The fourth proportional to 3,278.04, 4,897.89 and 3,163.23 is: 4,726.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,278.04 : 4,897.89 = 3,163.23 : x
  2. Step 2: Convert to fraction form
    3,278.04/4,897.89 = 3,163.23/x
  3. Step 3: Cross multiply
    3,278.04x = 4,897.89 × 3,163.23
  4. Step 4: Simplify right side
    3,278.04x = 15,493,152.58
  5. Step 5: Solve for x
    x = 15,493,152.58/3,278.04
  6. Step 6: Final answer
    x = 4,726.35

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.