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Finding the Fourth Proportional to 2,717.48, 3,750.08 and 1,932.90

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Solution

The fourth proportional to 2,717.48, 3,750.08 and 1,932.90 is: 2,667.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,717.48 : 3,750.08 = 1,932.90 : x
  2. Step 2: Convert to fraction form
    2,717.48/3,750.08 = 1,932.90/x
  3. Step 3: Cross multiply
    2,717.48x = 3,750.08 × 1,932.90
  4. Step 4: Simplify right side
    2,717.48x = 7,248,529.63
  5. Step 5: Solve for x
    x = 7,248,529.63/2,717.48
  6. Step 6: Final answer
    x = 2,667.37

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1.5x scale

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.