Home / 5,340.54-7,366.83-3,214.59

Finding the Fourth Proportional to 5,340.54, 7,366.83 and 3,214.59

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Solution

The fourth proportional to 5,340.54, 7,366.83 and 3,214.59 is: 4,434.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,340.54 : 7,366.83 = 3,214.59 : x
  2. Step 2: Convert to fraction form
    5,340.54/7,366.83 = 3,214.59/x
  3. Step 3: Cross multiply
    5,340.54x = 7,366.83 × 3,214.59
  4. Step 4: Simplify right side
    5,340.54x = 23,681,338.05
  5. Step 5: Solve for x
    x = 23,681,338.05/5,340.54
  6. Step 6: Final answer
    x = 4,434.26

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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.