Home / 6,776.20-10,157.34-2,613.64

Finding the Fourth Proportional to 6,776.20, 10,157.34 and 2,613.64

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Solution

The fourth proportional to 6,776.20, 10,157.34 and 2,613.64 is: 3,917.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,776.20 : 10,157.34 = 2,613.64 : x
  2. Step 2: Convert to fraction form
    6,776.20/10,157.34 = 2,613.64/x
  3. Step 3: Cross multiply
    6,776.20x = 10,157.34 × 2,613.64
  4. Step 4: Simplify right side
    6,776.20x = 26,547,630.12
  5. Step 5: Solve for x
    x = 26,547,630.12/6,776.20
  6. Step 6: Final answer
    x = 3,917.78

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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.