Home / 7,487.19-10,330.20-4,836.15

Finding the Fourth Proportional to 7,487.19, 10,330.20 and 4,836.15

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Solution

The fourth proportional to 7,487.19, 10,330.20 and 4,836.15 is: 6,672.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,487.19 : 10,330.20 = 4,836.15 : x
  2. Step 2: Convert to fraction form
    7,487.19/10,330.20 = 4,836.15/x
  3. Step 3: Cross multiply
    7,487.19x = 10,330.20 × 4,836.15
  4. Step 4: Simplify right side
    7,487.19x = 49,958,396.73
  5. Step 5: Solve for x
    x = 49,958,396.73/7,487.19
  6. Step 6: Final answer
    x = 6,672.52

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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.