Home / 8,749.06-13,122.37-2,509.61

Finding the Fourth Proportional to 8,749.06, 13,122.37 and 2,509.61

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Solution

The fourth proportional to 8,749.06, 13,122.37 and 2,509.61 is: 3,764.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,749.06 : 13,122.37 = 2,509.61 : x
  2. Step 2: Convert to fraction form
    8,749.06/13,122.37 = 2,509.61/x
  3. Step 3: Cross multiply
    8,749.06x = 13,122.37 × 2,509.61
  4. Step 4: Simplify right side
    8,749.06x = 32,932,030.98
  5. Step 5: Solve for x
    x = 32,932,030.98/8,749.06
  6. Step 6: Final answer
    x = 3,764.07

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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.