Home / 3,867.09-5,334.71-2,294.07

Finding the Fourth Proportional to 3,867.09, 5,334.71 and 2,294.07

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Solution

The fourth proportional to 3,867.09, 5,334.71 and 2,294.07 is: 3,164.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,867.09 : 5,334.71 = 2,294.07 : x
  2. Step 2: Convert to fraction form
    3,867.09/5,334.71 = 2,294.07/x
  3. Step 3: Cross multiply
    3,867.09x = 5,334.71 × 2,294.07
  4. Step 4: Simplify right side
    3,867.09x = 12,238,186.70
  5. Step 5: Solve for x
    x = 12,238,186.70/3,867.09
  6. Step 6: Final answer
    x = 3,164.70

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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.