Home / 4,140.16-6,200.64-3,267.20

Finding the Fourth Proportional to 4,140.16, 6,200.64 and 3,267.20

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Solution

The fourth proportional to 4,140.16, 6,200.64 and 3,267.20 is: 4,893.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,140.16 : 6,200.64 = 3,267.20 : x
  2. Step 2: Convert to fraction form
    4,140.16/6,200.64 = 3,267.20/x
  3. Step 3: Cross multiply
    4,140.16x = 6,200.64 × 3,267.20
  4. Step 4: Simplify right side
    4,140.16x = 20,258,731.01
  5. Step 5: Solve for x
    x = 20,258,731.01/4,140.16
  6. Step 6: Final answer
    x = 4,893.22

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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.