Home / 6,151.05-9,239.31-5,987.01

Finding the Fourth Proportional to 6,151.05, 9,239.31 and 5,987.01

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Solution

The fourth proportional to 6,151.05, 9,239.31 and 5,987.01 is: 8,992.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,151.05 : 9,239.31 = 5,987.01 : x
  2. Step 2: Convert to fraction form
    6,151.05/9,239.31 = 5,987.01/x
  3. Step 3: Cross multiply
    6,151.05x = 9,239.31 × 5,987.01
  4. Step 4: Simplify right side
    6,151.05x = 55,315,841.36
  5. Step 5: Solve for x
    x = 55,315,841.36/6,151.05
  6. Step 6: Final answer
    x = 8,992.91

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Half scale
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Double scale
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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.