Home / 5,376.27-7,422.84-3,362.74

Finding the Fourth Proportional to 5,376.27, 7,422.84 and 3,362.74

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Solution

The fourth proportional to 5,376.27, 7,422.84 and 3,362.74 is: 4,642.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,376.27 : 7,422.84 = 3,362.74 : x
  2. Step 2: Convert to fraction form
    5,376.27/7,422.84 = 3,362.74/x
  3. Step 3: Cross multiply
    5,376.27x = 7,422.84 × 3,362.74
  4. Step 4: Simplify right side
    5,376.27x = 24,961,062.42
  5. Step 5: Solve for x
    x = 24,961,062.42/5,376.27
  6. Step 6: Final answer
    x = 4,642.82

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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.