Home / 5,539.28-7,641.80-3,330

Finding the Fourth Proportional to 5,539.28, 7,641.80 and 3,330

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Solution

The fourth proportional to 5,539.28, 7,641.80 and 3,330 is: 4,593.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,539.28 : 7,641.80 = 3,330 : x
  2. Step 2: Convert to fraction form
    5,539.28/7,641.80 = 3,330/x
  3. Step 3: Cross multiply
    5,539.28x = 7,641.80 × 3,330
  4. Step 4: Simplify right side
    5,539.28x = 25,447,194
  5. Step 5: Solve for x
    x = 25,447,194/5,539.28
  6. Step 6: Final answer
    x = 4,593.95

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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.