Home / 3,207.88-4,426.08-1,810.60

Finding the Fourth Proportional to 3,207.88, 4,426.08 and 1,810.60

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Solution

The fourth proportional to 3,207.88, 4,426.08 and 1,810.60 is: 2,498.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,207.88 : 4,426.08 = 1,810.60 : x
  2. Step 2: Convert to fraction form
    3,207.88/4,426.08 = 1,810.60/x
  3. Step 3: Cross multiply
    3,207.88x = 4,426.08 × 1,810.60
  4. Step 4: Simplify right side
    3,207.88x = 8,013,860.45
  5. Step 5: Solve for x
    x = 8,013,860.45/3,207.88
  6. Step 6: Final answer
    x = 2,498.18

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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.