Home / 2,330.20-3,491.16-1,235.32

Finding the Fourth Proportional to 2,330.20, 3,491.16 and 1,235.32

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Solution

The fourth proportional to 2,330.20, 3,491.16 and 1,235.32 is: 1,850.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,330.20 : 3,491.16 = 1,235.32 : x
  2. Step 2: Convert to fraction form
    2,330.20/3,491.16 = 1,235.32/x
  3. Step 3: Cross multiply
    2,330.20x = 3,491.16 × 1,235.32
  4. Step 4: Simplify right side
    2,330.20x = 4,312,699.77
  5. Step 5: Solve for x
    x = 4,312,699.77/2,330.20
  6. Step 6: Final answer
    x = 1,850.79

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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.