Home / 4,691.17-6,471.86-3,099.99

Finding the Fourth Proportional to 4,691.17, 6,471.86 and 3,099.99

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Solution

The fourth proportional to 4,691.17, 6,471.86 and 3,099.99 is: 4,276.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,691.17 : 6,471.86 = 3,099.99 : x
  2. Step 2: Convert to fraction form
    4,691.17/6,471.86 = 3,099.99/x
  3. Step 3: Cross multiply
    4,691.17x = 6,471.86 × 3,099.99
  4. Step 4: Simplify right side
    4,691.17x = 20,062,701.28
  5. Step 5: Solve for x
    x = 20,062,701.28/4,691.17
  6. Step 6: Final answer
    x = 4,276.69

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.