Home / 6,776.16-10,157.28-2,615.04

Finding the Fourth Proportional to 6,776.16, 10,157.28 and 2,615.04

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Solution

The fourth proportional to 6,776.16, 10,157.28 and 2,615.04 is: 3,919.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,776.16 : 10,157.28 = 2,615.04 : x
  2. Step 2: Convert to fraction form
    6,776.16/10,157.28 = 2,615.04/x
  3. Step 3: Cross multiply
    6,776.16x = 10,157.28 × 2,615.04
  4. Step 4: Simplify right side
    6,776.16x = 26,561,693.49
  5. Step 5: Solve for x
    x = 26,561,693.49/6,776.16
  6. Step 6: Final answer
    x = 3,919.87

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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.