Home / 4,412.72-6,618.36-1,334

Finding the Fourth Proportional to 4,412.72, 6,618.36 and 1,334

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Solution

The fourth proportional to 4,412.72, 6,618.36 and 1,334 is: 2,000.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,412.72 : 6,618.36 = 1,334 : x
  2. Step 2: Convert to fraction form
    4,412.72/6,618.36 = 1,334/x
  3. Step 3: Cross multiply
    4,412.72x = 6,618.36 × 1,334
  4. Step 4: Simplify right side
    4,412.72x = 8,828,892.24
  5. Step 5: Solve for x
    x = 8,828,892.24/4,412.72
  6. Step 6: Final answer
    x = 2,000.78

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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.