Home / 4,284.65-5,908.97-2,691.45

Finding the Fourth Proportional to 4,284.65, 5,908.97 and 2,691.45

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Solution

The fourth proportional to 4,284.65, 5,908.97 and 2,691.45 is: 3,711.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,284.65 : 5,908.97 = 2,691.45 : x
  2. Step 2: Convert to fraction form
    4,284.65/5,908.97 = 2,691.45/x
  3. Step 3: Cross multiply
    4,284.65x = 5,908.97 × 2,691.45
  4. Step 4: Simplify right side
    4,284.65x = 15,903,697.31
  5. Step 5: Solve for x
    x = 15,903,697.31/4,284.65
  6. Step 6: Final answer
    x = 3,711.78

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.