Home / 4,900.50-6,762.99-2,776.23

Finding the Fourth Proportional to 4,900.50, 6,762.99 and 2,776.23

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Solution

The fourth proportional to 4,900.50, 6,762.99 and 2,776.23 is: 3,831.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,900.50 : 6,762.99 = 2,776.23 : x
  2. Step 2: Convert to fraction form
    4,900.50/6,762.99 = 2,776.23/x
  3. Step 3: Cross multiply
    4,900.50x = 6,762.99 × 2,776.23
  4. Step 4: Simplify right side
    4,900.50x = 18,775,615.73
  5. Step 5: Solve for x
    x = 18,775,615.73/4,900.50
  6. Step 6: Final answer
    x = 3,831.37

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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.