Home / 2,310.68-3,467.55-1,904.72

Finding the Fourth Proportional to 2,310.68, 3,467.55 and 1,904.72

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Solution

The fourth proportional to 2,310.68, 3,467.55 and 1,904.72 is: 2,858.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,310.68 : 3,467.55 = 1,904.72 : x
  2. Step 2: Convert to fraction form
    2,310.68/3,467.55 = 1,904.72/x
  3. Step 3: Cross multiply
    2,310.68x = 3,467.55 × 1,904.72
  4. Step 4: Simplify right side
    2,310.68x = 6,604,711.84
  5. Step 5: Solve for x
    x = 6,604,711.84/2,310.68
  6. Step 6: Final answer
    x = 2,858.34

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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.