Home / 3,709.35-5,559.17-1,515.58

Finding the Fourth Proportional to 3,709.35, 5,559.17 and 1,515.58

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Solution

The fourth proportional to 3,709.35, 5,559.17 and 1,515.58 is: 2,271.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,709.35 : 5,559.17 = 1,515.58 : x
  2. Step 2: Convert to fraction form
    3,709.35/5,559.17 = 1,515.58/x
  3. Step 3: Cross multiply
    3,709.35x = 5,559.17 × 1,515.58
  4. Step 4: Simplify right side
    3,709.35x = 8,425,345.39
  5. Step 5: Solve for x
    x = 8,425,345.39/3,709.35
  6. Step 6: Final answer
    x = 2,271.38

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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.