Home / 6,721.53-10,084.35-3,436.93

Finding the Fourth Proportional to 6,721.53, 10,084.35 and 3,436.93

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Solution

The fourth proportional to 6,721.53, 10,084.35 and 3,436.93 is: 5,156.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,721.53 : 10,084.35 = 3,436.93 : x
  2. Step 2: Convert to fraction form
    6,721.53/10,084.35 = 3,436.93/x
  3. Step 3: Cross multiply
    6,721.53x = 10,084.35 × 3,436.93
  4. Step 4: Simplify right side
    6,721.53x = 34,659,205.05
  5. Step 5: Solve for x
    x = 34,659,205.05/6,721.53
  6. Step 6: Final answer
    x = 5,156.45

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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.