Home / 4,900.57-6,762.82-2,662.45

Finding the Fourth Proportional to 4,900.57, 6,762.82 and 2,662.45

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Solution

The fourth proportional to 4,900.57, 6,762.82 and 2,662.45 is: 3,674.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,900.57 : 6,762.82 = 2,662.45 : x
  2. Step 2: Convert to fraction form
    4,900.57/6,762.82 = 2,662.45/x
  3. Step 3: Cross multiply
    4,900.57x = 6,762.82 × 2,662.45
  4. Step 4: Simplify right side
    4,900.57x = 18,005,651.54
  5. Step 5: Solve for x
    x = 18,005,651.54/4,900.57
  6. Step 6: Final answer
    x = 3,674.20

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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.