Home / 2,587.22-3,569.48-1,703.90

Finding the Fourth Proportional to 2,587.22, 3,569.48 and 1,703.90

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Solution

The fourth proportional to 2,587.22, 3,569.48 and 1,703.90 is: 2,350.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,587.22 : 3,569.48 = 1,703.90 : x
  2. Step 2: Convert to fraction form
    2,587.22/3,569.48 = 1,703.90/x
  3. Step 3: Cross multiply
    2,587.22x = 3,569.48 × 1,703.90
  4. Step 4: Simplify right side
    2,587.22x = 6,082,036.97
  5. Step 5: Solve for x
    x = 6,082,036.97/2,587.22
  6. Step 6: Final answer
    x = 2,350.80

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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.