Home / 2,810.33-4,211.12-1,637.43

Finding the Fourth Proportional to 2,810.33, 4,211.12 and 1,637.43

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Solution

The fourth proportional to 2,810.33, 4,211.12 and 1,637.43 is: 2,453.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,810.33 : 4,211.12 = 1,637.43 : x
  2. Step 2: Convert to fraction form
    2,810.33/4,211.12 = 1,637.43/x
  3. Step 3: Cross multiply
    2,810.33x = 4,211.12 × 1,637.43
  4. Step 4: Simplify right side
    2,810.33x = 6,895,417.00
  5. Step 5: Solve for x
    x = 6,895,417.00/2,810.33
  6. Step 6: Final answer
    x = 2,453.60

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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.