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Finding the Fourth Proportional to 2,252.52, 3,378.74 and 713.52

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Solution

The fourth proportional to 2,252.52, 3,378.74 and 713.52 is: 1,070.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,252.52 : 3,378.74 = 713.52 : x
  2. Step 2: Convert to fraction form
    2,252.52/3,378.74 = 713.52/x
  3. Step 3: Cross multiply
    2,252.52x = 3,378.74 × 713.52
  4. Step 4: Simplify right side
    2,252.52x = 2,410,798.56
  5. Step 5: Solve for x
    x = 2,410,798.56/2,252.52
  6. Step 6: Final answer
    x = 1,070.27

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1.5x scale

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.