Home / 4,003.35-6,005.03-1,081.65

Finding the Fourth Proportional to 4,003.35, 6,005.03 and 1,081.65

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Solution

The fourth proportional to 4,003.35, 6,005.03 and 1,081.65 is: 1,622.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,003.35 : 6,005.03 = 1,081.65 : x
  2. Step 2: Convert to fraction form
    4,003.35/6,005.03 = 1,081.65/x
  3. Step 3: Cross multiply
    4,003.35x = 6,005.03 × 1,081.65
  4. Step 4: Simplify right side
    4,003.35x = 6,495,340.70
  5. Step 5: Solve for x
    x = 6,495,340.70/4,003.35
  6. Step 6: Final answer
    x = 1,622.48

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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.