Home / 4,959.93-6,844.70-2,721.90

Finding the Fourth Proportional to 4,959.93, 6,844.70 and 2,721.90

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Solution

The fourth proportional to 4,959.93, 6,844.70 and 2,721.90 is: 3,756.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,959.93 : 6,844.70 = 2,721.90 : x
  2. Step 2: Convert to fraction form
    4,959.93/6,844.70 = 2,721.90/x
  3. Step 3: Cross multiply
    4,959.93x = 6,844.70 × 2,721.90
  4. Step 4: Simplify right side
    4,959.93x = 18,630,621.40
  5. Step 5: Solve for x
    x = 18,630,621.40/4,959.93
  6. Step 6: Final answer
    x = 3,756.22

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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.