Home / 7,998.18-11,037.39-4,641.66

Finding the Fourth Proportional to 7,998.18, 11,037.39 and 4,641.66

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Solution

The fourth proportional to 7,998.18, 11,037.39 and 4,641.66 is: 6,405.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,998.18 : 11,037.39 = 4,641.66 : x
  2. Step 2: Convert to fraction form
    7,998.18/11,037.39 = 4,641.66/x
  3. Step 3: Cross multiply
    7,998.18x = 11,037.39 × 4,641.66
  4. Step 4: Simplify right side
    7,998.18x = 51,231,811.67
  5. Step 5: Solve for x
    x = 51,231,811.67/7,998.18
  6. Step 6: Final answer
    x = 6,405.43

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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.