Home / 2,398.21-3,594.38-1,147.37

Finding the Fourth Proportional to 2,398.21, 3,594.38 and 1,147.37

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Solution

The fourth proportional to 2,398.21, 3,594.38 and 1,147.37 is: 1,719.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,398.21 : 3,594.38 = 1,147.37 : x
  2. Step 2: Convert to fraction form
    2,398.21/3,594.38 = 1,147.37/x
  3. Step 3: Cross multiply
    2,398.21x = 3,594.38 × 1,147.37
  4. Step 4: Simplify right side
    2,398.21x = 4,124,060.07
  5. Step 5: Solve for x
    x = 4,124,060.07/2,398.21
  6. Step 6: Final answer
    x = 1,719.64

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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.