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Finding the Fourth Proportional to 3,599.98, 5,398.05 and 1,134.16

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Solution

The fourth proportional to 3,599.98, 5,398.05 and 1,134.16 is: 1,700.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,599.98 : 5,398.05 = 1,134.16 : x
  2. Step 2: Convert to fraction form
    3,599.98/5,398.05 = 1,134.16/x
  3. Step 3: Cross multiply
    3,599.98x = 5,398.05 × 1,134.16
  4. Step 4: Simplify right side
    3,599.98x = 6,122,252.39
  5. Step 5: Solve for x
    x = 6,122,252.39/3,599.98
  6. Step 6: Final answer
    x = 1,700.64

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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.