Home / 5,621.97-8,434.76-2,700.48

Finding the Fourth Proportional to 5,621.97, 8,434.76 and 2,700.48

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Solution

The fourth proportional to 5,621.97, 8,434.76 and 2,700.48 is: 4,051.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,621.97 : 8,434.76 = 2,700.48 : x
  2. Step 2: Convert to fraction form
    5,621.97/8,434.76 = 2,700.48/x
  3. Step 3: Cross multiply
    5,621.97x = 8,434.76 × 2,700.48
  4. Step 4: Simplify right side
    5,621.97x = 22,777,887.18
  5. Step 5: Solve for x
    x = 22,777,887.18/5,621.97
  6. Step 6: Final answer
    x = 4,051.58

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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.