Home / 5,520.95-7,618.92-3,003.08

Finding the Fourth Proportional to 5,520.95, 7,618.92 and 3,003.08

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Solution

The fourth proportional to 5,520.95, 7,618.92 and 3,003.08 is: 4,144.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,520.95 : 7,618.92 = 3,003.08 : x
  2. Step 2: Convert to fraction form
    5,520.95/7,618.92 = 3,003.08/x
  3. Step 3: Cross multiply
    5,520.95x = 7,618.92 × 3,003.08
  4. Step 4: Simplify right side
    5,520.95x = 22,880,226.27
  5. Step 5: Solve for x
    x = 22,880,226.27/5,520.95
  6. Step 6: Final answer
    x = 4,144.26

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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.