Home / 4,869.36-6,719.49-2,744.91

Finding the Fourth Proportional to 4,869.36, 6,719.49 and 2,744.91

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Solution

The fourth proportional to 4,869.36, 6,719.49 and 2,744.91 is: 3,787.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,869.36 : 6,719.49 = 2,744.91 : x
  2. Step 2: Convert to fraction form
    4,869.36/6,719.49 = 2,744.91/x
  3. Step 3: Cross multiply
    4,869.36x = 6,719.49 × 2,744.91
  4. Step 4: Simplify right side
    4,869.36x = 18,444,395.30
  5. Step 5: Solve for x
    x = 18,444,395.30/4,869.36
  6. Step 6: Final answer
    x = 3,787.85

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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.