Home / 3,707.22-5,088.71-3,278.17

Finding the Fourth Proportional to 3,707.22, 5,088.71 and 3,278.17

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Solution

The fourth proportional to 3,707.22, 5,088.71 and 3,278.17 is: 4,499.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,707.22 : 5,088.71 = 3,278.17 : x
  2. Step 2: Convert to fraction form
    3,707.22/5,088.71 = 3,278.17/x
  3. Step 3: Cross multiply
    3,707.22x = 5,088.71 × 3,278.17
  4. Step 4: Simplify right side
    3,707.22x = 16,681,656.46
  5. Step 5: Solve for x
    x = 16,681,656.46/3,707.22
  6. Step 6: Final answer
    x = 4,499.78

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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.