Home / 5,677.36-7,833.11-3,288.06

Finding the Fourth Proportional to 5,677.36, 7,833.11 and 3,288.06

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Solution

The fourth proportional to 5,677.36, 7,833.11 and 3,288.06 is: 4,536.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,677.36 : 7,833.11 = 3,288.06 : x
  2. Step 2: Convert to fraction form
    5,677.36/7,833.11 = 3,288.06/x
  3. Step 3: Cross multiply
    5,677.36x = 7,833.11 × 3,288.06
  4. Step 4: Simplify right side
    5,677.36x = 25,755,719.23
  5. Step 5: Solve for x
    x = 25,755,719.23/5,677.36
  6. Step 6: Final answer
    x = 4,536.57

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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.