Home / 6,771.52-10,157.28-2,154.48

Finding the Fourth Proportional to 6,771.52, 10,157.28 and 2,154.48

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Solution

The fourth proportional to 6,771.52, 10,157.28 and 2,154.48 is: 3,231.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,771.52 : 10,157.28 = 2,154.48 : x
  2. Step 2: Convert to fraction form
    6,771.52/10,157.28 = 2,154.48/x
  3. Step 3: Cross multiply
    6,771.52x = 10,157.28 × 2,154.48
  4. Step 4: Simplify right side
    6,771.52x = 21,883,656.61
  5. Step 5: Solve for x
    x = 21,883,656.61/6,771.52
  6. Step 6: Final answer
    x = 3,231.72

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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.