Home / 3,385.88-4,672.59-2,392.91

Finding the Fourth Proportional to 3,385.88, 4,672.59 and 2,392.91

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Solution

The fourth proportional to 3,385.88, 4,672.59 and 2,392.91 is: 3,302.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,385.88 : 4,672.59 = 2,392.91 : x
  2. Step 2: Convert to fraction form
    3,385.88/4,672.59 = 2,392.91/x
  3. Step 3: Cross multiply
    3,385.88x = 4,672.59 × 2,392.91
  4. Step 4: Simplify right side
    3,385.88x = 11,181,087.34
  5. Step 5: Solve for x
    x = 11,181,087.34/3,385.88
  6. Step 6: Final answer
    x = 3,302.27

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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.