Home / 5,930.80-8,184.36-3,278.14

Finding the Fourth Proportional to 5,930.80, 8,184.36 and 3,278.14

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Solution

The fourth proportional to 5,930.80, 8,184.36 and 3,278.14 is: 4,523.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,930.80 : 8,184.36 = 3,278.14 : x
  2. Step 2: Convert to fraction form
    5,930.80/8,184.36 = 3,278.14/x
  3. Step 3: Cross multiply
    5,930.80x = 8,184.36 × 3,278.14
  4. Step 4: Simplify right side
    5,930.80x = 26,829,477.89
  5. Step 5: Solve for x
    x = 26,829,477.89/5,930.80
  6. Step 6: Final answer
    x = 4,523.75

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1.5x scale

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.