Home / 3,559.21-5,339.01-2,569.79

Finding the Fourth Proportional to 3,559.21, 5,339.01 and 2,569.79

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Solution

The fourth proportional to 3,559.21, 5,339.01 and 2,569.79 is: 3,854.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,559.21 : 5,339.01 = 2,569.79 : x
  2. Step 2: Convert to fraction form
    3,559.21/5,339.01 = 2,569.79/x
  3. Step 3: Cross multiply
    3,559.21x = 5,339.01 × 2,569.79
  4. Step 4: Simplify right side
    3,559.21x = 13,720,157.49
  5. Step 5: Solve for x
    x = 13,720,157.49/3,559.21
  6. Step 6: Final answer
    x = 3,854.83

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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.