Home / 2,041.19-2,816.84-1,109.69

Finding the Fourth Proportional to 2,041.19, 2,816.84 and 1,109.69

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Solution

The fourth proportional to 2,041.19, 2,816.84 and 1,109.69 is: 1,531.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,041.19 : 2,816.84 = 1,109.69 : x
  2. Step 2: Convert to fraction form
    2,041.19/2,816.84 = 1,109.69/x
  3. Step 3: Cross multiply
    2,041.19x = 2,816.84 × 1,109.69
  4. Step 4: Simplify right side
    2,041.19x = 3,125,819.18
  5. Step 5: Solve for x
    x = 3,125,819.18/2,041.19
  6. Step 6: Final answer
    x = 1,531.37

Related Problems

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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 (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.