Home / 7,883.71-10,879.31-4,298.73

Finding the Fourth Proportional to 7,883.71, 10,879.31 and 4,298.73

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Solution

The fourth proportional to 7,883.71, 10,879.31 and 4,298.73 is: 5,932.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,883.71 : 10,879.31 = 4,298.73 : x
  2. Step 2: Convert to fraction form
    7,883.71/10,879.31 = 4,298.73/x
  3. Step 3: Cross multiply
    7,883.71x = 10,879.31 × 4,298.73
  4. Step 4: Simplify right side
    7,883.71x = 46,767,247.42
  5. Step 5: Solve for x
    x = 46,767,247.42/7,883.71
  6. Step 6: Final answer
    x = 5,932.14

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1.5x scale

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.