Home / 4,851.80-7,272.78-2,656.04

Finding the Fourth Proportional to 4,851.80, 7,272.78 and 2,656.04

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Solution

The fourth proportional to 4,851.80, 7,272.78 and 2,656.04 is: 3,981.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,851.80 : 7,272.78 = 2,656.04 : x
  2. Step 2: Convert to fraction form
    4,851.80/7,272.78 = 2,656.04/x
  3. Step 3: Cross multiply
    4,851.80x = 7,272.78 × 2,656.04
  4. Step 4: Simplify right side
    4,851.80x = 19,316,794.59
  5. Step 5: Solve for x
    x = 19,316,794.59/4,851.80
  6. Step 6: Final answer
    x = 3,981.37

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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.