Home / 5,946.74-8,921.15-1,998.39

Finding the Fourth Proportional to 5,946.74, 8,921.15 and 1,998.39

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Solution

The fourth proportional to 5,946.74, 8,921.15 and 1,998.39 is: 2,997.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,946.74 : 8,921.15 = 1,998.39 : x
  2. Step 2: Convert to fraction form
    5,946.74/8,921.15 = 1,998.39/x
  3. Step 3: Cross multiply
    5,946.74x = 8,921.15 × 1,998.39
  4. Step 4: Simplify right side
    5,946.74x = 17,827,882.35
  5. Step 5: Solve for x
    x = 17,827,882.35/5,946.74
  6. Step 6: Final answer
    x = 2,997.92

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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.