Home / 4,581.65-6,871.80-2,208.35

Finding the Fourth Proportional to 4,581.65, 6,871.80 and 2,208.35

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Solution

The fourth proportional to 4,581.65, 6,871.80 and 2,208.35 is: 3,312.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,581.65 : 6,871.80 = 2,208.35 : x
  2. Step 2: Convert to fraction form
    4,581.65/6,871.80 = 2,208.35/x
  3. Step 3: Cross multiply
    4,581.65x = 6,871.80 × 2,208.35
  4. Step 4: Simplify right side
    4,581.65x = 15,175,339.53
  5. Step 5: Solve for x
    x = 15,175,339.53/4,581.65
  6. Step 6: Final answer
    x = 3,312.20

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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.