Home / 3,499.26-4,830.77-2,700.79

Finding the Fourth Proportional to 3,499.26, 4,830.77 and 2,700.79

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Solution

The fourth proportional to 3,499.26, 4,830.77 and 2,700.79 is: 3,728.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,499.26 : 4,830.77 = 2,700.79 : x
  2. Step 2: Convert to fraction form
    3,499.26/4,830.77 = 2,700.79/x
  3. Step 3: Cross multiply
    3,499.26x = 4,830.77 × 2,700.79
  4. Step 4: Simplify right side
    3,499.26x = 13,046,881.80
  5. Step 5: Solve for x
    x = 13,046,881.80/3,499.26
  6. Step 6: Final answer
    x = 3,728.47

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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.