Home / 4,106.28-6,157.12-1,332.32

Finding the Fourth Proportional to 4,106.28, 6,157.12 and 1,332.32

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Solution

The fourth proportional to 4,106.28, 6,157.12 and 1,332.32 is: 1,997.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,106.28 : 6,157.12 = 1,332.32 : x
  2. Step 2: Convert to fraction form
    4,106.28/6,157.12 = 1,332.32/x
  3. Step 3: Cross multiply
    4,106.28x = 6,157.12 × 1,332.32
  4. Step 4: Simplify right side
    4,106.28x = 8,203,254.12
  5. Step 5: Solve for x
    x = 8,203,254.12/4,106.28
  6. Step 6: Final answer
    x = 1,997.73

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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.