Home / 5,217.02-7,820.04-2,441.36

Finding the Fourth Proportional to 5,217.02, 7,820.04 and 2,441.36

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Solution

The fourth proportional to 5,217.02, 7,820.04 and 2,441.36 is: 3,659.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,217.02 : 7,820.04 = 2,441.36 : x
  2. Step 2: Convert to fraction form
    5,217.02/7,820.04 = 2,441.36/x
  3. Step 3: Cross multiply
    5,217.02x = 7,820.04 × 2,441.36
  4. Step 4: Simplify right side
    5,217.02x = 19,091,493.75
  5. Step 5: Solve for x
    x = 19,091,493.75/5,217.02
  6. Step 6: Final answer
    x = 3,659.47

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.