Home / 5,317.71-7,338.31-3,329.36

Finding the Fourth Proportional to 5,317.71, 7,338.31 and 3,329.36

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Solution

The fourth proportional to 5,317.71, 7,338.31 and 3,329.36 is: 4,594.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,317.71 : 7,338.31 = 3,329.36 : x
  2. Step 2: Convert to fraction form
    5,317.71/7,338.31 = 3,329.36/x
  3. Step 3: Cross multiply
    5,317.71x = 7,338.31 × 3,329.36
  4. Step 4: Simplify right side
    5,317.71x = 24,431,877.01
  5. Step 5: Solve for x
    x = 24,431,877.01/5,317.71
  6. Step 6: Final answer
    x = 4,594.44

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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.