Home / 1,725.77-2,586.33-1,237.75

Finding the Fourth Proportional to 1,725.77, 2,586.33 and 1,237.75

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Solution

The fourth proportional to 1,725.77, 2,586.33 and 1,237.75 is: 1,854.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,725.77 : 2,586.33 = 1,237.75 : x
  2. Step 2: Convert to fraction form
    1,725.77/2,586.33 = 1,237.75/x
  3. Step 3: Cross multiply
    1,725.77x = 2,586.33 × 1,237.75
  4. Step 4: Simplify right side
    1,725.77x = 3,201,223.49
  5. Step 5: Solve for x
    x = 3,201,223.49/1,725.77
  6. Step 6: Final answer
    x = 1,854.95

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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.