Home / 3,392.90-4,681.88-2,331.59

Finding the Fourth Proportional to 3,392.90, 4,681.88 and 2,331.59

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Solution

The fourth proportional to 3,392.90, 4,681.88 and 2,331.59 is: 3,217.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,392.90 : 4,681.88 = 2,331.59 : x
  2. Step 2: Convert to fraction form
    3,392.90/4,681.88 = 2,331.59/x
  3. Step 3: Cross multiply
    3,392.90x = 4,681.88 × 2,331.59
  4. Step 4: Simplify right side
    3,392.90x = 10,916,224.64
  5. Step 5: Solve for x
    x = 10,916,224.64/3,392.90
  6. Step 6: Final answer
    x = 3,217.38

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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.