Home / 1,760.29-2,427.84-1,229.00

Finding the Fourth Proportional to 1,760.29, 2,427.84 and 1,229.00

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Solution

The fourth proportional to 1,760.29, 2,427.84 and 1,229.00 is: 1,695.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,760.29 : 2,427.84 = 1,229.00 : x
  2. Step 2: Convert to fraction form
    1,760.29/2,427.84 = 1,229.00/x
  3. Step 3: Cross multiply
    1,760.29x = 2,427.84 × 1,229.00
  4. Step 4: Simplify right side
    1,760.29x = 2,983,816.93
  5. Step 5: Solve for x
    x = 2,983,816.93/1,760.29
  6. Step 6: Final answer
    x = 1,695.07

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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.