Home / 6,479.73-9,719.75-2,320.02

Finding the Fourth Proportional to 6,479.73, 9,719.75 and 2,320.02

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Solution

The fourth proportional to 6,479.73, 9,719.75 and 2,320.02 is: 3,480.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,479.73 : 9,719.75 = 2,320.02 : x
  2. Step 2: Convert to fraction form
    6,479.73/9,719.75 = 2,320.02/x
  3. Step 3: Cross multiply
    6,479.73x = 9,719.75 × 2,320.02
  4. Step 4: Simplify right side
    6,479.73x = 22,550,002.79
  5. Step 5: Solve for x
    x = 22,550,002.79/6,479.73
  6. Step 6: Final answer
    x = 3,480.08

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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.