Home / 5,340.30-7,366.93-3,453.49

Finding the Fourth Proportional to 5,340.30, 7,366.93 and 3,453.49

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Solution

The fourth proportional to 5,340.30, 7,366.93 and 3,453.49 is: 4,764.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,340.30 : 7,366.93 = 3,453.49 : x
  2. Step 2: Convert to fraction form
    5,340.30/7,366.93 = 3,453.49/x
  3. Step 3: Cross multiply
    5,340.30x = 7,366.93 × 3,453.49
  4. Step 4: Simplify right side
    5,340.30x = 25,441,619.09
  5. Step 5: Solve for x
    x = 25,441,619.09/5,340.30
  6. Step 6: Final answer
    x = 4,764.08

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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.