Home / 4,445.78-6,669.69-1,523.91

Finding the Fourth Proportional to 4,445.78, 6,669.69 and 1,523.91

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Solution

The fourth proportional to 4,445.78, 6,669.69 and 1,523.91 is: 2,286.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,445.78 : 6,669.69 = 1,523.91 : x
  2. Step 2: Convert to fraction form
    4,445.78/6,669.69 = 1,523.91/x
  3. Step 3: Cross multiply
    4,445.78x = 6,669.69 × 1,523.91
  4. Step 4: Simplify right side
    4,445.78x = 10,164,007.29
  5. Step 5: Solve for x
    x = 10,164,007.29/4,445.78
  6. Step 6: Final answer
    x = 2,286.21

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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.