Home / 7,883.40-10,879.22-4,346.56

Finding the Fourth Proportional to 7,883.40, 10,879.22 and 4,346.56

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Solution

The fourth proportional to 7,883.40, 10,879.22 and 4,346.56 is: 5,998.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,883.40 : 10,879.22 = 4,346.56 : x
  2. Step 2: Convert to fraction form
    7,883.40/10,879.22 = 4,346.56/x
  3. Step 3: Cross multiply
    7,883.40x = 10,879.22 × 4,346.56
  4. Step 4: Simplify right side
    7,883.40x = 47,287,182.48
  5. Step 5: Solve for x
    x = 47,287,182.48/7,883.40
  6. Step 6: Final answer
    x = 5,998.32

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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.