Home / 2,586.12-3,567.69-1,537.57

Finding the Fourth Proportional to 2,586.12, 3,567.69 and 1,537.57

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Solution

The fourth proportional to 2,586.12, 3,567.69 and 1,537.57 is: 2,121.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,586.12 : 3,567.69 = 1,537.57 : x
  2. Step 2: Convert to fraction form
    2,586.12/3,567.69 = 1,537.57/x
  3. Step 3: Cross multiply
    2,586.12x = 3,567.69 × 1,537.57
  4. Step 4: Simplify right side
    2,586.12x = 5,485,573.11
  5. Step 5: Solve for x
    x = 5,485,573.11/2,586.12
  6. Step 6: Final answer
    x = 2,121.16

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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.