Home / 4,900.31-6,762.40-2,662.17

Finding the Fourth Proportional to 4,900.31, 6,762.40 and 2,662.17

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Solution

The fourth proportional to 4,900.31, 6,762.40 and 2,662.17 is: 3,673.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,900.31 : 6,762.40 = 2,662.17 : x
  2. Step 2: Convert to fraction form
    4,900.31/6,762.40 = 2,662.17/x
  3. Step 3: Cross multiply
    4,900.31x = 6,762.40 × 2,662.17
  4. Step 4: Simplify right side
    4,900.31x = 18,002,645.10
  5. Step 5: Solve for x
    x = 18,002,645.10/4,900.31
  6. Step 6: Final answer
    x = 3,673.78

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.