Home / 1,403.38-2,104.03-1,058.93

Finding the Fourth Proportional to 1,403.38, 2,104.03 and 1,058.93

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Solution

The fourth proportional to 1,403.38, 2,104.03 and 1,058.93 is: 1,587.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,403.38 : 2,104.03 = 1,058.93 : x
  2. Step 2: Convert to fraction form
    1,403.38/2,104.03 = 1,058.93/x
  3. Step 3: Cross multiply
    1,403.38x = 2,104.03 × 1,058.93
  4. Step 4: Simplify right side
    1,403.38x = 2,228,020.49
  5. Step 5: Solve for x
    x = 2,228,020.49/1,403.38
  6. Step 6: Final answer
    x = 1,587.61

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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.