Home / 3,689.24-5,534.37-1,348.81

Finding the Fourth Proportional to 3,689.24, 5,534.37 and 1,348.81

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Solution

The fourth proportional to 3,689.24, 5,534.37 and 1,348.81 is: 2,023.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,689.24 : 5,534.37 = 1,348.81 : x
  2. Step 2: Convert to fraction form
    3,689.24/5,534.37 = 1,348.81/x
  3. Step 3: Cross multiply
    3,689.24x = 5,534.37 × 1,348.81
  4. Step 4: Simplify right side
    3,689.24x = 7,464,799.76
  5. Step 5: Solve for x
    x = 7,464,799.76/3,689.24
  6. Step 6: Final answer
    x = 2,023.40

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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.