Home / 2,681.30-4,016.72-1,567.89

Finding the Fourth Proportional to 2,681.30, 4,016.72 and 1,567.89

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Solution

The fourth proportional to 2,681.30, 4,016.72 and 1,567.89 is: 2,348.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,681.30 : 4,016.72 = 1,567.89 : x
  2. Step 2: Convert to fraction form
    2,681.30/4,016.72 = 1,567.89/x
  3. Step 3: Cross multiply
    2,681.30x = 4,016.72 × 1,567.89
  4. Step 4: Simplify right side
    2,681.30x = 6,297,779.04
  5. Step 5: Solve for x
    x = 6,297,779.04/2,681.30
  6. Step 6: Final answer
    x = 2,348.78

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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.