Home / 3,408.93-5,103.68-2,888.91

Finding the Fourth Proportional to 3,408.93, 5,103.68 and 2,888.91

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Solution

The fourth proportional to 3,408.93, 5,103.68 and 2,888.91 is: 4,325.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,408.93 : 5,103.68 = 2,888.91 : x
  2. Step 2: Convert to fraction form
    3,408.93/5,103.68 = 2,888.91/x
  3. Step 3: Cross multiply
    3,408.93x = 5,103.68 × 2,888.91
  4. Step 4: Simplify right side
    3,408.93x = 14,744,057.74
  5. Step 5: Solve for x
    x = 14,744,057.74/3,408.93
  6. Step 6: Final answer
    x = 4,325.13

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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.