Home / 3,055.99-4,217.35-1,711.55

Finding the Fourth Proportional to 3,055.99, 4,217.35 and 1,711.55

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Solution

The fourth proportional to 3,055.99, 4,217.35 and 1,711.55 is: 2,361.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,055.99 : 4,217.35 = 1,711.55 : x
  2. Step 2: Convert to fraction form
    3,055.99/4,217.35 = 1,711.55/x
  3. Step 3: Cross multiply
    3,055.99x = 4,217.35 × 1,711.55
  4. Step 4: Simplify right side
    3,055.99x = 7,218,211.66
  5. Step 5: Solve for x
    x = 7,218,211.66/3,055.99
  6. Step 6: Final answer
    x = 2,361.99

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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.