Home / 2,339.64-3,508.77-1,927.76

Finding the Fourth Proportional to 2,339.64, 3,508.77 and 1,927.76

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Solution

The fourth proportional to 2,339.64, 3,508.77 and 1,927.76 is: 2,891.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,339.64 : 3,508.77 = 1,927.76 : x
  2. Step 2: Convert to fraction form
    2,339.64/3,508.77 = 1,927.76/x
  3. Step 3: Cross multiply
    2,339.64x = 3,508.77 × 1,927.76
  4. Step 4: Simplify right side
    2,339.64x = 6,764,056.14
  5. Step 5: Solve for x
    x = 6,764,056.14/2,339.64
  6. Step 6: Final answer
    x = 2,891.07

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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.