Home / 5,716.10-8,573.92-1,767.20

Finding the Fourth Proportional to 5,716.10, 8,573.92 and 1,767.20

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Solution

The fourth proportional to 5,716.10, 8,573.92 and 1,767.20 is: 2,650.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,716.10 : 8,573.92 = 1,767.20 : x
  2. Step 2: Convert to fraction form
    5,716.10/8,573.92 = 1,767.20/x
  3. Step 3: Cross multiply
    5,716.10x = 8,573.92 × 1,767.20
  4. Step 4: Simplify right side
    5,716.10x = 15,151,784.14
  5. Step 5: Solve for x
    x = 15,151,784.14/5,716.10
  6. Step 6: Final answer
    x = 2,650.72

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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.