Home / 7,320.12-10,103.24-4,963.02

Finding the Fourth Proportional to 7,320.12, 10,103.24 and 4,963.02

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Solution

The fourth proportional to 7,320.12, 10,103.24 and 4,963.02 is: 6,849.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,320.12 : 10,103.24 = 4,963.02 : x
  2. Step 2: Convert to fraction form
    7,320.12/10,103.24 = 4,963.02/x
  3. Step 3: Cross multiply
    7,320.12x = 10,103.24 × 4,963.02
  4. Step 4: Simplify right side
    7,320.12x = 50,142,582.18
  5. Step 5: Solve for x
    x = 50,142,582.18/7,320.12
  6. Step 6: Final answer
    x = 6,849.97

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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.