Home / 4,230.16-6,343.67-1,456.06

Finding the Fourth Proportional to 4,230.16, 6,343.67 and 1,456.06

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Solution

The fourth proportional to 4,230.16, 6,343.67 and 1,456.06 is: 2,183.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,230.16 : 6,343.67 = 1,456.06 : x
  2. Step 2: Convert to fraction form
    4,230.16/6,343.67 = 1,456.06/x
  3. Step 3: Cross multiply
    4,230.16x = 6,343.67 × 1,456.06
  4. Step 4: Simplify right side
    4,230.16x = 9,236,756.86
  5. Step 5: Solve for x
    x = 9,236,756.86/4,230.16
  6. Step 6: Final answer
    x = 2,183.55

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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.