Home / 3,036.15-4,190.03-1,841.18

Finding the Fourth Proportional to 3,036.15, 4,190.03 and 1,841.18

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Solution

The fourth proportional to 3,036.15, 4,190.03 and 1,841.18 is: 2,540.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,036.15 : 4,190.03 = 1,841.18 : x
  2. Step 2: Convert to fraction form
    3,036.15/4,190.03 = 1,841.18/x
  3. Step 3: Cross multiply
    3,036.15x = 4,190.03 × 1,841.18
  4. Step 4: Simplify right side
    3,036.15x = 7,714,599.75
  5. Step 5: Solve for x
    x = 7,714,599.75/3,036.15
  6. Step 6: Final answer
    x = 2,540.92

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Half scale
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Double scale
Find fourth proportional to 3,037.15, 4,191.41 and 1,842.18
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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.