Home / 7,799.84-11,704.36-4,102.35

Finding the Fourth Proportional to 7,799.84, 11,704.36 and 4,102.35

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Solution

The fourth proportional to 7,799.84, 11,704.36 and 4,102.35 is: 6,155.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,799.84 : 11,704.36 = 4,102.35 : x
  2. Step 2: Convert to fraction form
    7,799.84/11,704.36 = 4,102.35/x
  3. Step 3: Cross multiply
    7,799.84x = 11,704.36 × 4,102.35
  4. Step 4: Simplify right side
    7,799.84x = 48,015,381.25
  5. Step 5: Solve for x
    x = 48,015,381.25/7,799.84
  6. Step 6: Final answer
    x = 6,155.95

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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.