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Finding the Fourth Proportional to 2,232.08, 3,348.10 and 672.02

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Solution

The fourth proportional to 2,232.08, 3,348.10 and 672.02 is: 1,008.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,232.08 : 3,348.10 = 672.02 : x
  2. Step 2: Convert to fraction form
    2,232.08/3,348.10 = 672.02/x
  3. Step 3: Cross multiply
    2,232.08x = 3,348.10 × 672.02
  4. Step 4: Simplify right side
    2,232.08x = 2,249,986.82
  5. Step 5: Solve for x
    x = 2,249,986.82/2,232.08
  6. Step 6: Final answer
    x = 1,008.02

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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.