Home / 2,239.84-3,357.92-1,416.08

Finding the Fourth Proportional to 2,239.84, 3,357.92 and 1,416.08

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Solution

The fourth proportional to 2,239.84, 3,357.92 and 1,416.08 is: 2,122.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,239.84 : 3,357.92 = 1,416.08 : x
  2. Step 2: Convert to fraction form
    2,239.84/3,357.92 = 1,416.08/x
  3. Step 3: Cross multiply
    2,239.84x = 3,357.92 × 1,416.08
  4. Step 4: Simplify right side
    2,239.84x = 4,755,083.35
  5. Step 5: Solve for x
    x = 4,755,083.35/2,239.84
  6. Step 6: Final answer
    x = 2,122.96

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1.5x scale

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.