Home / 4,579.65-6,868.80-2,206.35

Finding the Fourth Proportional to 4,579.65, 6,868.80 and 2,206.35

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Solution

The fourth proportional to 4,579.65, 6,868.80 and 2,206.35 is: 3,309.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,579.65 : 6,868.80 = 2,206.35 : x
  2. Step 2: Convert to fraction form
    4,579.65/6,868.80 = 2,206.35/x
  3. Step 3: Cross multiply
    4,579.65x = 6,868.80 × 2,206.35
  4. Step 4: Simplify right side
    4,579.65x = 15,154,976.88
  5. Step 5: Solve for x
    x = 15,154,976.88/4,579.65
  6. Step 6: Final answer
    x = 3,309.20

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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.