Home / 3,689.60-5,525.48-2,301.19

Finding the Fourth Proportional to 3,689.60, 5,525.48 and 2,301.19

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Solution

The fourth proportional to 3,689.60, 5,525.48 and 2,301.19 is: 3,446.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,689.60 : 5,525.48 = 2,301.19 : x
  2. Step 2: Convert to fraction form
    3,689.60/5,525.48 = 2,301.19/x
  3. Step 3: Cross multiply
    3,689.60x = 5,525.48 × 2,301.19
  4. Step 4: Simplify right side
    3,689.60x = 12,715,171.26
  5. Step 5: Solve for x
    x = 12,715,171.26/3,689.60
  6. Step 6: Final answer
    x = 3,446.22

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1.5x scale

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.