Home / 4,007.39-6,011.08-1,086.12

Finding the Fourth Proportional to 4,007.39, 6,011.08 and 1,086.12

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Solution

The fourth proportional to 4,007.39, 6,011.08 and 1,086.12 is: 1,629.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,007.39 : 6,011.08 = 1,086.12 : x
  2. Step 2: Convert to fraction form
    4,007.39/6,011.08 = 1,086.12/x
  3. Step 3: Cross multiply
    4,007.39x = 6,011.08 × 1,086.12
  4. Step 4: Simplify right side
    4,007.39x = 6,528,751.49
  5. Step 5: Solve for x
    x = 6,528,751.49/4,007.39
  6. Step 6: Final answer
    x = 1,629.18

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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.