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Finding the Fourth Proportional to 3,393.39, 5,088.27 and 1,052.39

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Solution

The fourth proportional to 3,393.39, 5,088.27 and 1,052.39 is: 1,578.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,393.39 : 5,088.27 = 1,052.39 : x
  2. Step 2: Convert to fraction form
    3,393.39/5,088.27 = 1,052.39/x
  3. Step 3: Cross multiply
    3,393.39x = 5,088.27 × 1,052.39
  4. Step 4: Simplify right side
    3,393.39x = 5,354,855.21
  5. Step 5: Solve for x
    x = 5,354,855.21/3,393.39
  6. Step 6: Final answer
    x = 1,578.02

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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.