Home / 4,117.03-6,178.28-2,731.93

Finding the Fourth Proportional to 4,117.03, 6,178.28 and 2,731.93

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Solution

The fourth proportional to 4,117.03, 6,178.28 and 2,731.93 is: 4,099.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,117.03 : 6,178.28 = 2,731.93 : x
  2. Step 2: Convert to fraction form
    4,117.03/6,178.28 = 2,731.93/x
  3. Step 3: Cross multiply
    4,117.03x = 6,178.28 × 2,731.93
  4. Step 4: Simplify right side
    4,117.03x = 16,878,599.38
  5. Step 5: Solve for x
    x = 16,878,599.38/4,117.03
  6. Step 6: Final answer
    x = 4,099.71

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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.