Home / 7,550.28-10,418.29-4,193.12

Finding the Fourth Proportional to 7,550.28, 10,418.29 and 4,193.12

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Solution

The fourth proportional to 7,550.28, 10,418.29 and 4,193.12 is: 5,785.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,550.28 : 10,418.29 = 4,193.12 : x
  2. Step 2: Convert to fraction form
    7,550.28/10,418.29 = 4,193.12/x
  3. Step 3: Cross multiply
    7,550.28x = 10,418.29 × 4,193.12
  4. Step 4: Simplify right side
    7,550.28x = 43,685,155.73
  5. Step 5: Solve for x
    x = 43,685,155.73/7,550.28
  6. Step 6: Final answer
    x = 5,785.90

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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.