Home / 2,962.71-4,439.16-2,657.47

Finding the Fourth Proportional to 2,962.71, 4,439.16 and 2,657.47

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Solution

The fourth proportional to 2,962.71, 4,439.16 and 2,657.47 is: 3,981.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,962.71 : 4,439.16 = 2,657.47 : x
  2. Step 2: Convert to fraction form
    2,962.71/4,439.16 = 2,657.47/x
  3. Step 3: Cross multiply
    2,962.71x = 4,439.16 × 2,657.47
  4. Step 4: Simplify right side
    2,962.71x = 11,796,934.53
  5. Step 5: Solve for x
    x = 11,796,934.53/2,962.71
  6. Step 6: Final answer
    x = 3,981.81

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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.