Home / 4,816.12-7,224.18-3,151.65

Finding the Fourth Proportional to 4,816.12, 7,224.18 and 3,151.65

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Solution

The fourth proportional to 4,816.12, 7,224.18 and 3,151.65 is: 4,727.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,816.12 : 7,224.18 = 3,151.65 : x
  2. Step 2: Convert to fraction form
    4,816.12/7,224.18 = 3,151.65/x
  3. Step 3: Cross multiply
    4,816.12x = 7,224.18 × 3,151.65
  4. Step 4: Simplify right side
    4,816.12x = 22,768,088.77
  5. Step 5: Solve for x
    x = 22,768,088.77/4,816.12
  6. Step 6: Final answer
    x = 4,727.47

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Half scale
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Double scale
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Similar ratio
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.