Home / 4,228.16-6,343.85-1,762.31

Finding the Fourth Proportional to 4,228.16, 6,343.85 and 1,762.31

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Solution

The fourth proportional to 4,228.16, 6,343.85 and 1,762.31 is: 2,644.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,228.16 : 6,343.85 = 1,762.31 : x
  2. Step 2: Convert to fraction form
    4,228.16/6,343.85 = 1,762.31/x
  3. Step 3: Cross multiply
    4,228.16x = 6,343.85 × 1,762.31
  4. Step 4: Simplify right side
    4,228.16x = 11,179,850.56
  5. Step 5: Solve for x
    x = 11,179,850.56/4,228.16
  6. Step 6: Final answer
    x = 2,644.14

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1.5x scale

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.