Home / 9,687.06-14,525.70-4,749.30

Finding the Fourth Proportional to 9,687.06, 14,525.70 and 4,749.30

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Solution

The fourth proportional to 9,687.06, 14,525.70 and 4,749.30 is: 7,121.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,687.06 : 14,525.70 = 4,749.30 : x
  2. Step 2: Convert to fraction form
    9,687.06/14,525.70 = 4,749.30/x
  3. Step 3: Cross multiply
    9,687.06x = 14,525.70 × 4,749.30
  4. Step 4: Simplify right side
    9,687.06x = 68,986,907.01
  5. Step 5: Solve for x
    x = 68,986,907.01/9,687.06
  6. Step 6: Final answer
    x = 7,121.55

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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.