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Finding the Fourth Proportional to 3,798.39, 5,244.22 and 2,384.02

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Solution

The fourth proportional to 3,798.39, 5,244.22 and 2,384.02 is: 3,291.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,798.39 : 5,244.22 = 2,384.02 : x
  2. Step 2: Convert to fraction form
    3,798.39/5,244.22 = 2,384.02/x
  3. Step 3: Cross multiply
    3,798.39x = 5,244.22 × 2,384.02
  4. Step 4: Simplify right side
    3,798.39x = 12,502,287.22
  5. Step 5: Solve for x
    x = 12,502,287.22/3,798.39
  6. Step 6: Final answer
    x = 3,291.47

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.