Home / 4,884.28-7,325.16-2,111.92

Finding the Fourth Proportional to 4,884.28, 7,325.16 and 2,111.92

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Solution

The fourth proportional to 4,884.28, 7,325.16 and 2,111.92 is: 3,167.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,884.28 : 7,325.16 = 2,111.92 : x
  2. Step 2: Convert to fraction form
    4,884.28/7,325.16 = 2,111.92/x
  3. Step 3: Cross multiply
    4,884.28x = 7,325.16 × 2,111.92
  4. Step 4: Simplify right side
    4,884.28x = 15,470,151.91
  5. Step 5: Solve for x
    x = 15,470,151.91/4,884.28
  6. Step 6: Final answer
    x = 3,167.34

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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.