Home / 4,868.66-6,719.24-2,981.48

Finding the Fourth Proportional to 4,868.66, 6,719.24 and 2,981.48

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Solution

The fourth proportional to 4,868.66, 6,719.24 and 2,981.48 is: 4,114.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,868.66 : 6,719.24 = 2,981.48 : x
  2. Step 2: Convert to fraction form
    4,868.66/6,719.24 = 2,981.48/x
  3. Step 3: Cross multiply
    4,868.66x = 6,719.24 × 2,981.48
  4. Step 4: Simplify right side
    4,868.66x = 20,033,253.53
  5. Step 5: Solve for x
    x = 20,033,253.53/4,868.66
  6. Step 6: Final answer
    x = 4,114.73

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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.