Home / 2,373.58-3,275.74-1,311.44

Finding the Fourth Proportional to 2,373.58, 3,275.74 and 1,311.44

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Solution

The fourth proportional to 2,373.58, 3,275.74 and 1,311.44 is: 1,809.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,373.58 : 3,275.74 = 1,311.44 : x
  2. Step 2: Convert to fraction form
    2,373.58/3,275.74 = 1,311.44/x
  3. Step 3: Cross multiply
    2,373.58x = 3,275.74 × 1,311.44
  4. Step 4: Simplify right side
    2,373.58x = 4,295,936.47
  5. Step 5: Solve for x
    x = 4,295,936.47/2,373.58
  6. Step 6: Final answer
    x = 1,809.90

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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.