Home / 8,370.20-11,550.50-4,593.30

Finding the Fourth Proportional to 8,370.20, 11,550.50 and 4,593.30

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Solution

The fourth proportional to 8,370.20, 11,550.50 and 4,593.30 is: 6,338.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,370.20 : 11,550.50 = 4,593.30 : x
  2. Step 2: Convert to fraction form
    8,370.20/11,550.50 = 4,593.30/x
  3. Step 3: Cross multiply
    8,370.20x = 11,550.50 × 4,593.30
  4. Step 4: Simplify right side
    8,370.20x = 53,054,911.65
  5. Step 5: Solve for x
    x = 53,054,911.65/8,370.20
  6. Step 6: Final answer
    x = 6,338.55

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Half scale
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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.