Home / 3,047.99-4,203.15-2,486.66

Finding the Fourth Proportional to 3,047.99, 4,203.15 and 2,486.66

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Solution

The fourth proportional to 3,047.99, 4,203.15 and 2,486.66 is: 3,429.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,047.99 : 4,203.15 = 2,486.66 : x
  2. Step 2: Convert to fraction form
    3,047.99/4,203.15 = 2,486.66/x
  3. Step 3: Cross multiply
    3,047.99x = 4,203.15 × 2,486.66
  4. Step 4: Simplify right side
    3,047.99x = 10,451,804.98
  5. Step 5: Solve for x
    x = 10,451,804.98/3,047.99
  6. Step 6: Final answer
    x = 3,429.08

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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.