Home / 7,550.18-10,419.52-4,193.05

Finding the Fourth Proportional to 7,550.18, 10,419.52 and 4,193.05

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Solution

The fourth proportional to 7,550.18, 10,419.52 and 4,193.05 is: 5,786.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,550.18 : 10,419.52 = 4,193.05 : x
  2. Step 2: Convert to fraction form
    7,550.18/10,419.52 = 4,193.05/x
  3. Step 3: Cross multiply
    7,550.18x = 10,419.52 × 4,193.05
  4. Step 4: Simplify right side
    7,550.18x = 43,689,568.34
  5. Step 5: Solve for x
    x = 43,689,568.34/7,550.18
  6. Step 6: Final answer
    x = 5,786.56

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Double scale
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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.