Home / 5,110.26-7,051.14-2,872.23

Finding the Fourth Proportional to 5,110.26, 7,051.14 and 2,872.23

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Solution

The fourth proportional to 5,110.26, 7,051.14 and 2,872.23 is: 3,963.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,110.26 : 7,051.14 = 2,872.23 : x
  2. Step 2: Convert to fraction form
    5,110.26/7,051.14 = 2,872.23/x
  3. Step 3: Cross multiply
    5,110.26x = 7,051.14 × 2,872.23
  4. Step 4: Simplify right side
    5,110.26x = 20,252,495.84
  5. Step 5: Solve for x
    x = 20,252,495.84/5,110.26
  6. Step 6: Final answer
    x = 3,963.10

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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.