Home / 2,239.84-3,357.60-1,144.72

Finding the Fourth Proportional to 2,239.84, 3,357.60 and 1,144.72

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Solution

The fourth proportional to 2,239.84, 3,357.60 and 1,144.72 is: 1,715.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,239.84 : 3,357.60 = 1,144.72 : x
  2. Step 2: Convert to fraction form
    2,239.84/3,357.60 = 1,144.72/x
  3. Step 3: Cross multiply
    2,239.84x = 3,357.60 × 1,144.72
  4. Step 4: Simplify right side
    2,239.84x = 3,843,511.87
  5. Step 5: Solve for x
    x = 3,843,511.87/2,239.84
  6. Step 6: Final answer
    x = 1,715.98

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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.