Home / 9,399.18-14,101.20-4,208.70

Finding the Fourth Proportional to 9,399.18, 14,101.20 and 4,208.70

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Solution

The fourth proportional to 9,399.18, 14,101.20 and 4,208.70 is: 6,314.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,399.18 : 14,101.20 = 4,208.70 : x
  2. Step 2: Convert to fraction form
    9,399.18/14,101.20 = 4,208.70/x
  3. Step 3: Cross multiply
    9,399.18x = 14,101.20 × 4,208.70
  4. Step 4: Simplify right side
    9,399.18x = 59,347,720.44
  5. Step 5: Solve for x
    x = 59,347,720.44/9,399.18
  6. Step 6: Final answer
    x = 6,314.14

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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.