Home / 1,711.36-2,567.04-845.92

Finding the Fourth Proportional to 1,711.36, 2,567.04 and 845.92

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Solution

The fourth proportional to 1,711.36, 2,567.04 and 845.92 is: 1,268.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,711.36 : 2,567.04 = 845.92 : x
  2. Step 2: Convert to fraction form
    1,711.36/2,567.04 = 845.92/x
  3. Step 3: Cross multiply
    1,711.36x = 2,567.04 × 845.92
  4. Step 4: Simplify right side
    1,711.36x = 2,171,510.48
  5. Step 5: Solve for x
    x = 2,171,510.48/1,711.36
  6. Step 6: Final answer
    x = 1,268.88

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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.