Home / 3,587.58-5,378.40-2,494.08

Finding the Fourth Proportional to 3,587.58, 5,378.40 and 2,494.08

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Solution

The fourth proportional to 3,587.58, 5,378.40 and 2,494.08 is: 3,739.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,587.58 : 5,378.40 = 2,494.08 : x
  2. Step 2: Convert to fraction form
    3,587.58/5,378.40 = 2,494.08/x
  3. Step 3: Cross multiply
    3,587.58x = 5,378.40 × 2,494.08
  4. Step 4: Simplify right side
    3,587.58x = 13,414,159.87
  5. Step 5: Solve for x
    x = 13,414,159.87/3,587.58
  6. Step 6: Final answer
    x = 3,739.06

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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.