Home / 3,599.19-5,398.79-1,002.06

Finding the Fourth Proportional to 3,599.19, 5,398.79 and 1,002.06

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Solution

The fourth proportional to 3,599.19, 5,398.79 and 1,002.06 is: 1,503.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,599.19 : 5,398.79 = 1,002.06 : x
  2. Step 2: Convert to fraction form
    3,599.19/5,398.79 = 1,002.06/x
  3. Step 3: Cross multiply
    3,599.19x = 5,398.79 × 1,002.06
  4. Step 4: Simplify right side
    3,599.19x = 5,409,906.50
  5. Step 5: Solve for x
    x = 5,409,906.50/3,599.19
  6. Step 6: Final answer
    x = 1,503.09

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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.