Home / 1,569.92-2,168.27-1,359.75

Finding the Fourth Proportional to 1,569.92, 2,168.27 and 1,359.75

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Solution

The fourth proportional to 1,569.92, 2,168.27 and 1,359.75 is: 1,878.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,569.92 : 2,168.27 = 1,359.75 : x
  2. Step 2: Convert to fraction form
    1,569.92/2,168.27 = 1,359.75/x
  3. Step 3: Cross multiply
    1,569.92x = 2,168.27 × 1,359.75
  4. Step 4: Simplify right side
    1,569.92x = 2,948,298.33
  5. Step 5: Solve for x
    x = 2,948,298.33/1,569.92
  6. Step 6: Final answer
    x = 1,878.00

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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.