Home / 1,871.12-2,584.92-1,453.16

Finding the Fourth Proportional to 1,871.12, 2,584.92 and 1,453.16

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Solution

The fourth proportional to 1,871.12, 2,584.92 and 1,453.16 is: 2,007.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,871.12 : 2,584.92 = 1,453.16 : x
  2. Step 2: Convert to fraction form
    1,871.12/2,584.92 = 1,453.16/x
  3. Step 3: Cross multiply
    1,871.12x = 2,584.92 × 1,453.16
  4. Step 4: Simplify right side
    1,871.12x = 3,756,302.35
  5. Step 5: Solve for x
    x = 3,756,302.35/1,871.12
  6. Step 6: Final answer
    x = 2,007.52

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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.