Home / 5,604.39-8,405.07-2,316.70

Finding the Fourth Proportional to 5,604.39, 8,405.07 and 2,316.70

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Solution

The fourth proportional to 5,604.39, 8,405.07 and 2,316.70 is: 3,474.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,604.39 : 8,405.07 = 2,316.70 : x
  2. Step 2: Convert to fraction form
    5,604.39/8,405.07 = 2,316.70/x
  3. Step 3: Cross multiply
    5,604.39x = 8,405.07 × 2,316.70
  4. Step 4: Simplify right side
    5,604.39x = 19,472,027.49
  5. Step 5: Solve for x
    x = 19,472,027.49/5,604.39
  6. Step 6: Final answer
    x = 3,474.42

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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.