Home / 4,926.28-7,392.18-2,617.72

Finding the Fourth Proportional to 4,926.28, 7,392.18 and 2,617.72

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Solution

The fourth proportional to 4,926.28, 7,392.18 and 2,617.72 is: 3,928.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,926.28 : 7,392.18 = 2,617.72 : x
  2. Step 2: Convert to fraction form
    4,926.28/7,392.18 = 2,617.72/x
  3. Step 3: Cross multiply
    4,926.28x = 7,392.18 × 2,617.72
  4. Step 4: Simplify right side
    4,926.28x = 19,350,657.43
  5. Step 5: Solve for x
    x = 19,350,657.43/4,926.28
  6. Step 6: Final answer
    x = 3,928.05

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.