Home / 5,666.37-8,502.12-2,891.61

Finding the Fourth Proportional to 5,666.37, 8,502.12 and 2,891.61

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Solution

The fourth proportional to 5,666.37, 8,502.12 and 2,891.61 is: 4,338.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,666.37 : 8,502.12 = 2,891.61 : x
  2. Step 2: Convert to fraction form
    5,666.37/8,502.12 = 2,891.61/x
  3. Step 3: Cross multiply
    5,666.37x = 8,502.12 × 2,891.61
  4. Step 4: Simplify right side
    5,666.37x = 24,584,815.21
  5. Step 5: Solve for x
    x = 24,584,815.21/5,666.37
  6. Step 6: Final answer
    x = 4,338.72

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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.