Home / 3,711.99-5,568.63-1,247.05

Finding the Fourth Proportional to 3,711.99, 5,568.63 and 1,247.05

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Solution

The fourth proportional to 3,711.99, 5,568.63 and 1,247.05 is: 1,870.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,711.99 : 5,568.63 = 1,247.05 : x
  2. Step 2: Convert to fraction form
    3,711.99/5,568.63 = 1,247.05/x
  3. Step 3: Cross multiply
    3,711.99x = 5,568.63 × 1,247.05
  4. Step 4: Simplify right side
    3,711.99x = 6,944,360.04
  5. Step 5: Solve for x
    x = 6,944,360.04/3,711.99
  6. Step 6: Final answer
    x = 1,870.79

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.