Home / 4,088.53-6,121.79-2,136.63

Finding the Fourth Proportional to 4,088.53, 6,121.79 and 2,136.63

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Solution

The fourth proportional to 4,088.53, 6,121.79 and 2,136.63 is: 3,199.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,088.53 : 6,121.79 = 2,136.63 : x
  2. Step 2: Convert to fraction form
    4,088.53/6,121.79 = 2,136.63/x
  3. Step 3: Cross multiply
    4,088.53x = 6,121.79 × 2,136.63
  4. Step 4: Simplify right side
    4,088.53x = 13,080,000.17
  5. Step 5: Solve for x
    x = 13,080,000.17/4,088.53
  6. Step 6: Final answer
    x = 3,199.19

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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.