Home / 7,212.42-10,818.63-5,900.22

Finding the Fourth Proportional to 7,212.42, 10,818.63 and 5,900.22

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Solution

The fourth proportional to 7,212.42, 10,818.63 and 5,900.22 is: 8,850.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,212.42 : 10,818.63 = 5,900.22 : x
  2. Step 2: Convert to fraction form
    7,212.42/10,818.63 = 5,900.22/x
  3. Step 3: Cross multiply
    7,212.42x = 10,818.63 × 5,900.22
  4. Step 4: Simplify right side
    7,212.42x = 63,832,297.10
  5. Step 5: Solve for x
    x = 63,832,297.10/7,212.42
  6. Step 6: Final answer
    x = 8,850.33

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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.