Home / 3,708.29-5,118.56-2,292.41

Finding the Fourth Proportional to 3,708.29, 5,118.56 and 2,292.41

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Solution

The fourth proportional to 3,708.29, 5,118.56 and 2,292.41 is: 3,164.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,708.29 : 5,118.56 = 2,292.41 : x
  2. Step 2: Convert to fraction form
    3,708.29/5,118.56 = 2,292.41/x
  3. Step 3: Cross multiply
    3,708.29x = 5,118.56 × 2,292.41
  4. Step 4: Simplify right side
    3,708.29x = 11,733,848.06
  5. Step 5: Solve for x
    x = 11,733,848.06/3,708.29
  6. Step 6: Final answer
    x = 3,164.22

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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.