Home / 5,610.57-8,416.78-2,101.81

Finding the Fourth Proportional to 5,610.57, 8,416.78 and 2,101.81

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Solution

The fourth proportional to 5,610.57, 8,416.78 and 2,101.81 is: 3,153.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,610.57 : 8,416.78 = 2,101.81 : x
  2. Step 2: Convert to fraction form
    5,610.57/8,416.78 = 2,101.81/x
  3. Step 3: Cross multiply
    5,610.57x = 8,416.78 × 2,101.81
  4. Step 4: Simplify right side
    5,610.57x = 17,690,472.37
  5. Step 5: Solve for x
    x = 17,690,472.37/5,610.57
  6. Step 6: Final answer
    x = 3,153.06

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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.