Home / 3,039.99-4,195.12-1,713.66

Finding the Fourth Proportional to 3,039.99, 4,195.12 and 1,713.66

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Solution

The fourth proportional to 3,039.99, 4,195.12 and 1,713.66 is: 2,364.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,039.99 : 4,195.12 = 1,713.66 : x
  2. Step 2: Convert to fraction form
    3,039.99/4,195.12 = 1,713.66/x
  3. Step 3: Cross multiply
    3,039.99x = 4,195.12 × 1,713.66
  4. Step 4: Simplify right side
    3,039.99x = 7,189,019.83
  5. Step 5: Solve for x
    x = 7,189,019.83/3,039.99
  6. Step 6: Final answer
    x = 2,364.82

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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.