Home / 5,367.95-7,407.84-3,243.18

Finding the Fourth Proportional to 5,367.95, 7,407.84 and 3,243.18

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Solution

The fourth proportional to 5,367.95, 7,407.84 and 3,243.18 is: 4,475.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,367.95 : 7,407.84 = 3,243.18 : x
  2. Step 2: Convert to fraction form
    5,367.95/7,407.84 = 3,243.18/x
  3. Step 3: Cross multiply
    5,367.95x = 7,407.84 × 3,243.18
  4. Step 4: Simplify right side
    5,367.95x = 24,024,958.53
  5. Step 5: Solve for x
    x = 24,024,958.53/5,367.95
  6. Step 6: Final answer
    x = 4,475.63

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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.