Home / 1,631.52-2,252.08-1,456.56

Finding the Fourth Proportional to 1,631.52, 2,252.08 and 1,456.56

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Solution

The fourth proportional to 1,631.52, 2,252.08 and 1,456.56 is: 2,010.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,631.52 : 2,252.08 = 1,456.56 : x
  2. Step 2: Convert to fraction form
    1,631.52/2,252.08 = 1,456.56/x
  3. Step 3: Cross multiply
    1,631.52x = 2,252.08 × 1,456.56
  4. Step 4: Simplify right side
    1,631.52x = 3,280,289.64
  5. Step 5: Solve for x
    x = 3,280,289.64/1,631.52
  6. Step 6: Final answer
    x = 2,010.57

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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.