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Finding the Fourth Proportional to 3,337.02, 4,605.65 and 1,992.82

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Solution

The fourth proportional to 3,337.02, 4,605.65 and 1,992.82 is: 2,750.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,337.02 : 4,605.65 = 1,992.82 : x
  2. Step 2: Convert to fraction form
    3,337.02/4,605.65 = 1,992.82/x
  3. Step 3: Cross multiply
    3,337.02x = 4,605.65 × 1,992.82
  4. Step 4: Simplify right side
    3,337.02x = 9,178,221.47
  5. Step 5: Solve for x
    x = 9,178,221.47/3,337.02
  6. Step 6: Final answer
    x = 2,750.43

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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.