Home / 4,353.14-6,530.52-1,431.56

Finding the Fourth Proportional to 4,353.14, 6,530.52 and 1,431.56

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Solution

The fourth proportional to 4,353.14, 6,530.52 and 1,431.56 is: 2,147.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,353.14 : 6,530.52 = 1,431.56 : x
  2. Step 2: Convert to fraction form
    4,353.14/6,530.52 = 1,431.56/x
  3. Step 3: Cross multiply
    4,353.14x = 6,530.52 × 1,431.56
  4. Step 4: Simplify right side
    4,353.14x = 9,348,831.21
  5. Step 5: Solve for x
    x = 9,348,831.21/4,353.14
  6. Step 6: Final answer
    x = 2,147.61

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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.