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Finding the Fourth Proportional to 9,995.66, 14,996.98 and 4,448.47

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Solution

The fourth proportional to 9,995.66, 14,996.98 and 4,448.47 is: 6,674.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,995.66 : 14,996.98 = 4,448.47 : x
  2. Step 2: Convert to fraction form
    9,995.66/14,996.98 = 4,448.47/x
  3. Step 3: Cross multiply
    9,995.66x = 14,996.98 × 4,448.47
  4. Step 4: Simplify right side
    9,995.66x = 66,713,615.62
  5. Step 5: Solve for x
    x = 66,713,615.62/9,995.66
  6. Step 6: Final answer
    x = 6,674.26

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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.