Home / 2,587.66-3,569.06-1,747.96

Finding the Fourth Proportional to 2,587.66, 3,569.06 and 1,747.96

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Solution

The fourth proportional to 2,587.66, 3,569.06 and 1,747.96 is: 2,410.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,587.66 : 3,569.06 = 1,747.96 : x
  2. Step 2: Convert to fraction form
    2,587.66/3,569.06 = 1,747.96/x
  3. Step 3: Cross multiply
    2,587.66x = 3,569.06 × 1,747.96
  4. Step 4: Simplify right side
    2,587.66x = 6,238,574.12
  5. Step 5: Solve for x
    x = 6,238,574.12/2,587.66
  6. Step 6: Final answer
    x = 2,410.89

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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.