Home / 2,711.29-3,741.07-1,716.90

Finding the Fourth Proportional to 2,711.29, 3,741.07 and 1,716.90

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Solution

The fourth proportional to 2,711.29, 3,741.07 and 1,716.90 is: 2,368.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,711.29 : 3,741.07 = 1,716.90 : x
  2. Step 2: Convert to fraction form
    2,711.29/3,741.07 = 1,716.90/x
  3. Step 3: Cross multiply
    2,711.29x = 3,741.07 × 1,716.90
  4. Step 4: Simplify right side
    2,711.29x = 6,423,027.98
  5. Step 5: Solve for x
    x = 6,423,027.98/2,711.29
  6. Step 6: Final answer
    x = 2,368.99

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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.