Home / 4,087.14-6,131.73-1,165.47

Finding the Fourth Proportional to 4,087.14, 6,131.73 and 1,165.47

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Solution

The fourth proportional to 4,087.14, 6,131.73 and 1,165.47 is: 1,748.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,087.14 : 6,131.73 = 1,165.47 : x
  2. Step 2: Convert to fraction form
    4,087.14/6,131.73 = 1,165.47/x
  3. Step 3: Cross multiply
    4,087.14x = 6,131.73 × 1,165.47
  4. Step 4: Simplify right side
    4,087.14x = 7,146,347.36
  5. Step 5: Solve for x
    x = 7,146,347.36/4,087.14
  6. Step 6: Final answer
    x = 1,748.50

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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.