Home / 8,277.69-11,423.18-4,740.83

Finding the Fourth Proportional to 8,277.69, 11,423.18 and 4,740.83

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Solution

The fourth proportional to 8,277.69, 11,423.18 and 4,740.83 is: 6,542.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,277.69 : 11,423.18 = 4,740.83 : x
  2. Step 2: Convert to fraction form
    8,277.69/11,423.18 = 4,740.83/x
  3. Step 3: Cross multiply
    8,277.69x = 11,423.18 × 4,740.83
  4. Step 4: Simplify right side
    8,277.69x = 54,155,273.62
  5. Step 5: Solve for x
    x = 54,155,273.62/8,277.69
  6. Step 6: Final answer
    x = 6,542.32

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Half 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.