Home / 5,587.97-8,383.31-2,078.11

Finding the Fourth Proportional to 5,587.97, 8,383.31 and 2,078.11

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Solution

The fourth proportional to 5,587.97, 8,383.31 and 2,078.11 is: 3,117.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,587.97 : 8,383.31 = 2,078.11 : x
  2. Step 2: Convert to fraction form
    5,587.97/8,383.31 = 2,078.11/x
  3. Step 3: Cross multiply
    5,587.97x = 8,383.31 × 2,078.11
  4. Step 4: Simplify right side
    5,587.97x = 17,421,412.76
  5. Step 5: Solve for x
    x = 17,421,412.76/5,587.97
  6. Step 6: Final answer
    x = 3,117.66

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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.