Home / 2,275.52-3,409.98-1,234.64

Finding the Fourth Proportional to 2,275.52, 3,409.98 and 1,234.64

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Solution

The fourth proportional to 2,275.52, 3,409.98 and 1,234.64 is: 1,850.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,275.52 : 3,409.98 = 1,234.64 : x
  2. Step 2: Convert to fraction form
    2,275.52/3,409.98 = 1,234.64/x
  3. Step 3: Cross multiply
    2,275.52x = 3,409.98 × 1,234.64
  4. Step 4: Simplify right side
    2,275.52x = 4,210,097.71
  5. Step 5: Solve for x
    x = 4,210,097.71/2,275.52
  6. Step 6: Final answer
    x = 1,850.17

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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.