Home / 7,601.84-11,408.80-3,442.15

Finding the Fourth Proportional to 7,601.84, 11,408.80 and 3,442.15

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Solution

The fourth proportional to 7,601.84, 11,408.80 and 3,442.15 is: 5,165.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,601.84 : 11,408.80 = 3,442.15 : x
  2. Step 2: Convert to fraction form
    7,601.84/11,408.80 = 3,442.15/x
  3. Step 3: Cross multiply
    7,601.84x = 11,408.80 × 3,442.15
  4. Step 4: Simplify right side
    7,601.84x = 39,270,800.92
  5. Step 5: Solve for x
    x = 39,270,800.92/7,601.84
  6. Step 6: Final answer
    x = 5,165.96

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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.