Home / 4,488.04-6,734.94-2,178.28

Finding the Fourth Proportional to 4,488.04, 6,734.94 and 2,178.28

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Solution

The fourth proportional to 4,488.04, 6,734.94 and 2,178.28 is: 3,268.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,488.04 : 6,734.94 = 2,178.28 : x
  2. Step 2: Convert to fraction form
    4,488.04/6,734.94 = 2,178.28/x
  3. Step 3: Cross multiply
    4,488.04x = 6,734.94 × 2,178.28
  4. Step 4: Simplify right side
    4,488.04x = 14,670,585.10
  5. Step 5: Solve for x
    x = 14,670,585.10/4,488.04
  6. Step 6: Final answer
    x = 3,268.82

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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.