Home / 5,930.76-8,184-3,278.22

Finding the Fourth Proportional to 5,930.76, 8,184 and 3,278.22

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Solution

The fourth proportional to 5,930.76, 8,184 and 3,278.22 is: 4,523.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,930.76 : 8,184 = 3,278.22 : x
  2. Step 2: Convert to fraction form
    5,930.76/8,184 = 3,278.22/x
  3. Step 3: Cross multiply
    5,930.76x = 8,184 × 3,278.22
  4. Step 4: Simplify right side
    5,930.76x = 26,828,952.48
  5. Step 5: Solve for x
    x = 26,828,952.48/5,930.76
  6. Step 6: Final answer
    x = 4,523.70

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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.