Home / 3,537.28-5,304.42-1,686.25

Finding the Fourth Proportional to 3,537.28, 5,304.42 and 1,686.25

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Solution

The fourth proportional to 3,537.28, 5,304.42 and 1,686.25 is: 2,528.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,537.28 : 5,304.42 = 1,686.25 : x
  2. Step 2: Convert to fraction form
    3,537.28/5,304.42 = 1,686.25/x
  3. Step 3: Cross multiply
    3,537.28x = 5,304.42 × 1,686.25
  4. Step 4: Simplify right side
    3,537.28x = 8,944,578.23
  5. Step 5: Solve for x
    x = 8,944,578.23/3,537.28
  6. Step 6: Final answer
    x = 2,528.66

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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.