Home / 11,287.42-16,924.45-4,621.93

Finding the Fourth Proportional to 11,287.42, 16,924.45 and 4,621.93

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Solution

The fourth proportional to 11,287.42, 16,924.45 and 4,621.93 is: 6,930.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,287.42 : 16,924.45 = 4,621.93 : x
  2. Step 2: Convert to fraction form
    11,287.42/16,924.45 = 4,621.93/x
  3. Step 3: Cross multiply
    11,287.42x = 16,924.45 × 4,621.93
  4. Step 4: Simplify right side
    11,287.42x = 78,223,611.63
  5. Step 5: Solve for x
    x = 78,223,611.63/11,287.42
  6. Step 6: Final answer
    x = 6,930.16

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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.