Home / 5,568.68-8,349.78-2,106.20

Finding the Fourth Proportional to 5,568.68, 8,349.78 and 2,106.20

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Solution

The fourth proportional to 5,568.68, 8,349.78 and 2,106.20 is: 3,158.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,568.68 : 8,349.78 = 2,106.20 : x
  2. Step 2: Convert to fraction form
    5,568.68/8,349.78 = 2,106.20/x
  3. Step 3: Cross multiply
    5,568.68x = 8,349.78 × 2,106.20
  4. Step 4: Simplify right side
    5,568.68x = 17,586,306.64
  5. Step 5: Solve for x
    x = 17,586,306.64/5,568.68
  6. Step 6: Final answer
    x = 3,158.07

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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.