Home / 2,845.53-4,272.75-2,706.62

Finding the Fourth Proportional to 2,845.53, 4,272.75 and 2,706.62

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Solution

The fourth proportional to 2,845.53, 4,272.75 and 2,706.62 is: 4,064.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,845.53 : 4,272.75 = 2,706.62 : x
  2. Step 2: Convert to fraction form
    2,845.53/4,272.75 = 2,706.62/x
  3. Step 3: Cross multiply
    2,845.53x = 4,272.75 × 2,706.62
  4. Step 4: Simplify right side
    2,845.53x = 11,564,689.24
  5. Step 5: Solve for x
    x = 11,564,689.24/2,845.53
  6. Step 6: Final answer
    x = 4,064.16

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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.