Home / 3,587.30-5,383.91-1,833.60

Finding the Fourth Proportional to 3,587.30, 5,383.91 and 1,833.60

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Solution

The fourth proportional to 3,587.30, 5,383.91 and 1,833.60 is: 2,751.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,587.30 : 5,383.91 = 1,833.60 : x
  2. Step 2: Convert to fraction form
    3,587.30/5,383.91 = 1,833.60/x
  3. Step 3: Cross multiply
    3,587.30x = 5,383.91 × 1,833.60
  4. Step 4: Simplify right side
    3,587.30x = 9,871,937.38
  5. Step 5: Solve for x
    x = 9,871,937.38/3,587.30
  6. Step 6: Final answer
    x = 2,751.91

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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.