Home / 4,754.30-7,132.66-1,831.82

Finding the Fourth Proportional to 4,754.30, 7,132.66 and 1,831.82

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Solution

The fourth proportional to 4,754.30, 7,132.66 and 1,831.82 is: 2,748.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,754.30 : 7,132.66 = 1,831.82 : x
  2. Step 2: Convert to fraction form
    4,754.30/7,132.66 = 1,831.82/x
  3. Step 3: Cross multiply
    4,754.30x = 7,132.66 × 1,831.82
  4. Step 4: Simplify right side
    4,754.30x = 13,065,749.24
  5. Step 5: Solve for x
    x = 13,065,749.24/4,754.30
  6. Step 6: Final answer
    x = 2,748.20

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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.