Home / 3,046.80-4,200.67-2,499.07

Finding the Fourth Proportional to 3,046.80, 4,200.67 and 2,499.07

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Solution

The fourth proportional to 3,046.80, 4,200.67 and 2,499.07 is: 3,445.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,046.80 : 4,200.67 = 2,499.07 : x
  2. Step 2: Convert to fraction form
    3,046.80/4,200.67 = 2,499.07/x
  3. Step 3: Cross multiply
    3,046.80x = 4,200.67 × 2,499.07
  4. Step 4: Simplify right side
    3,046.80x = 10,497,762.13
  5. Step 5: Solve for x
    x = 10,497,762.13/3,046.80
  6. Step 6: Final answer
    x = 3,445.51

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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.