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Finding the Fourth Proportional to 2,998.57, 4,497.86 and 1,050.33

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Solution

The fourth proportional to 2,998.57, 4,497.86 and 1,050.33 is: 1,575.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,998.57 : 4,497.86 = 1,050.33 : x
  2. Step 2: Convert to fraction form
    2,998.57/4,497.86 = 1,050.33/x
  3. Step 3: Cross multiply
    2,998.57x = 4,497.86 × 1,050.33
  4. Step 4: Simplify right side
    2,998.57x = 4,724,237.29
  5. Step 5: Solve for x
    x = 4,724,237.29/2,998.57
  6. Step 6: Final answer
    x = 1,575.50

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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.