Home / 4,293.76-6,440.64-2,997.76

Finding the Fourth Proportional to 4,293.76, 6,440.64 and 2,997.76

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Solution

The fourth proportional to 4,293.76, 6,440.64 and 2,997.76 is: 4,496.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,293.76 : 6,440.64 = 2,997.76 : x
  2. Step 2: Convert to fraction form
    4,293.76/6,440.64 = 2,997.76/x
  3. Step 3: Cross multiply
    4,293.76x = 6,440.64 × 2,997.76
  4. Step 4: Simplify right side
    4,293.76x = 19,307,492.97
  5. Step 5: Solve for x
    x = 19,307,492.97/4,293.76
  6. Step 6: Final answer
    x = 4,496.64

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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.