Home / 4,402.05-6,599.88-2,209.20

Finding the Fourth Proportional to 4,402.05, 6,599.88 and 2,209.20

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Solution

The fourth proportional to 4,402.05, 6,599.88 and 2,209.20 is: 3,312.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,402.05 : 6,599.88 = 2,209.20 : x
  2. Step 2: Convert to fraction form
    4,402.05/6,599.88 = 2,209.20/x
  3. Step 3: Cross multiply
    4,402.05x = 6,599.88 × 2,209.20
  4. Step 4: Simplify right side
    4,402.05x = 14,580,454.90
  5. Step 5: Solve for x
    x = 14,580,454.90/4,402.05
  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.