Home / 6,891.15-10,336.73-2,508.64

Finding the Fourth Proportional to 6,891.15, 10,336.73 and 2,508.64

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Solution

The fourth proportional to 6,891.15, 10,336.73 and 2,508.64 is: 3,762.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,891.15 : 10,336.73 = 2,508.64 : x
  2. Step 2: Convert to fraction form
    6,891.15/10,336.73 = 2,508.64/x
  3. Step 3: Cross multiply
    6,891.15x = 10,336.73 × 2,508.64
  4. Step 4: Simplify right side
    6,891.15x = 25,931,134.35
  5. Step 5: Solve for x
    x = 25,931,134.35/6,891.15
  6. Step 6: Final answer
    x = 3,762.96

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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.