Home / 3,263.20-4,499.90-2,792.66

Finding the Fourth Proportional to 3,263.20, 4,499.90 and 2,792.66

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Solution

The fourth proportional to 3,263.20, 4,499.90 and 2,792.66 is: 3,851.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,263.20 : 4,499.90 = 2,792.66 : x
  2. Step 2: Convert to fraction form
    3,263.20/4,499.90 = 2,792.66/x
  3. Step 3: Cross multiply
    3,263.20x = 4,499.90 × 2,792.66
  4. Step 4: Simplify right side
    3,263.20x = 12,566,675.22
  5. Step 5: Solve for x
    x = 12,566,675.22/3,263.20
  6. Step 6: Final answer
    x = 3,851.03

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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.