Home / 5,051.53-7,579.11-2,587.51

Finding the Fourth Proportional to 5,051.53, 7,579.11 and 2,587.51

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Solution

The fourth proportional to 5,051.53, 7,579.11 and 2,587.51 is: 3,882.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,051.53 : 7,579.11 = 2,587.51 : x
  2. Step 2: Convert to fraction form
    5,051.53/7,579.11 = 2,587.51/x
  3. Step 3: Cross multiply
    5,051.53x = 7,579.11 × 2,587.51
  4. Step 4: Simplify right side
    5,051.53x = 19,611,022.92
  5. Step 5: Solve for x
    x = 19,611,022.92/5,051.53
  6. Step 6: Final answer
    x = 3,882.19

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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.