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Finding the Fourth Proportional to 2,473.88, 3,392.29 and 2,391.08

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Solution

The fourth proportional to 2,473.88, 3,392.29 and 2,391.08 is: 3,278.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,473.88 : 3,392.29 = 2,391.08 : x
  2. Step 2: Convert to fraction form
    2,473.88/3,392.29 = 2,391.08/x
  3. Step 3: Cross multiply
    2,473.88x = 3,392.29 × 2,391.08
  4. Step 4: Simplify right side
    2,473.88x = 8,111,236.77
  5. Step 5: Solve for x
    x = 8,111,236.77/2,473.88
  6. Step 6: Final answer
    x = 3,278.75

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.37) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.