Home / 9,435.30-14,144.58-4,749.18

Finding the Fourth Proportional to 9,435.30, 14,144.58 and 4,749.18

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Solution

The fourth proportional to 9,435.30, 14,144.58 and 4,749.18 is: 7,119.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,435.30 : 14,144.58 = 4,749.18 : x
  2. Step 2: Convert to fraction form
    9,435.30/14,144.58 = 4,749.18/x
  3. Step 3: Cross multiply
    9,435.30x = 14,144.58 × 4,749.18
  4. Step 4: Simplify right side
    9,435.30x = 67,175,156.44
  5. Step 5: Solve for x
    x = 67,175,156.44/9,435.30
  6. Step 6: Final answer
    x = 7,119.56

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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.