Home / 3,118.84-4,685.09-2,302.36

Finding the Fourth Proportional to 3,118.84, 4,685.09 and 2,302.36

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Solution

The fourth proportional to 3,118.84, 4,685.09 and 2,302.36 is: 3,458.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,118.84 : 4,685.09 = 2,302.36 : x
  2. Step 2: Convert to fraction form
    3,118.84/4,685.09 = 2,302.36/x
  3. Step 3: Cross multiply
    3,118.84x = 4,685.09 × 2,302.36
  4. Step 4: Simplify right side
    3,118.84x = 10,786,753.54
  5. Step 5: Solve for x
    x = 10,786,753.54/3,118.84
  6. Step 6: Final answer
    x = 3,458.58

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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.