Home / 6,724.49-10,084.23-1,979.24

Finding the Fourth Proportional to 6,724.49, 10,084.23 and 1,979.24

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Solution

The fourth proportional to 6,724.49, 10,084.23 and 1,979.24 is: 2,968.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,724.49 : 10,084.23 = 1,979.24 : x
  2. Step 2: Convert to fraction form
    6,724.49/10,084.23 = 1,979.24/x
  3. Step 3: Cross multiply
    6,724.49x = 10,084.23 × 1,979.24
  4. Step 4: Simplify right side
    6,724.49x = 19,959,136.60
  5. Step 5: Solve for x
    x = 19,959,136.60/6,724.49
  6. Step 6: Final answer
    x = 2,968.13

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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.