Home / 1,727.30-2,383.48-1,064.45

Finding the Fourth Proportional to 1,727.30, 2,383.48 and 1,064.45

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Solution

The fourth proportional to 1,727.30, 2,383.48 and 1,064.45 is: 1,468.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,727.30 : 2,383.48 = 1,064.45 : x
  2. Step 2: Convert to fraction form
    1,727.30/2,383.48 = 1,064.45/x
  3. Step 3: Cross multiply
    1,727.30x = 2,383.48 × 1,064.45
  4. Step 4: Simplify right side
    1,727.30x = 2,537,095.29
  5. Step 5: Solve for x
    x = 2,537,095.29/1,727.30
  6. Step 6: Final answer
    x = 1,468.82

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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.