Home / 5,911.44-8,867.16-2,985.72

Finding the Fourth Proportional to 5,911.44, 8,867.16 and 2,985.72

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Solution

The fourth proportional to 5,911.44, 8,867.16 and 2,985.72 is: 4,478.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,911.44 : 8,867.16 = 2,985.72 : x
  2. Step 2: Convert to fraction form
    5,911.44/8,867.16 = 2,985.72/x
  3. Step 3: Cross multiply
    5,911.44x = 8,867.16 × 2,985.72
  4. Step 4: Simplify right side
    5,911.44x = 26,474,856.96
  5. Step 5: Solve for x
    x = 26,474,856.96/5,911.44
  6. Step 6: Final answer
    x = 4,478.58

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Similar ratio
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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.