Home / 9,399.30-14,099.18-3,159.53

Finding the Fourth Proportional to 9,399.30, 14,099.18 and 3,159.53

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Solution

The fourth proportional to 9,399.30, 14,099.18 and 3,159.53 is: 4,739.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,399.30 : 14,099.18 = 3,159.53 : x
  2. Step 2: Convert to fraction form
    9,399.30/14,099.18 = 3,159.53/x
  3. Step 3: Cross multiply
    9,399.30x = 14,099.18 × 3,159.53
  4. Step 4: Simplify right side
    9,399.30x = 44,546,782.19
  5. Step 5: Solve for x
    x = 44,546,782.19/9,399.30
  6. Step 6: Final answer
    x = 4,739.37

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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.