Home / 5,716.25-7,889.44-3,358.39

Finding the Fourth Proportional to 5,716.25, 7,889.44 and 3,358.39

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Solution

The fourth proportional to 5,716.25, 7,889.44 and 3,358.39 is: 4,635.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,716.25 : 7,889.44 = 3,358.39 : x
  2. Step 2: Convert to fraction form
    5,716.25/7,889.44 = 3,358.39/x
  3. Step 3: Cross multiply
    5,716.25x = 7,889.44 × 3,358.39
  4. Step 4: Simplify right side
    5,716.25x = 26,495,799.61
  5. Step 5: Solve for x
    x = 26,495,799.61/5,716.25
  6. Step 6: Final answer
    x = 4,635.17

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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.