Home / 5,051.55-7,581.19-2,586.16

Finding the Fourth Proportional to 5,051.55, 7,581.19 and 2,586.16

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Solution

The fourth proportional to 5,051.55, 7,581.19 and 2,586.16 is: 3,881.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,051.55 : 7,581.19 = 2,586.16 : x
  2. Step 2: Convert to fraction form
    5,051.55/7,581.19 = 2,586.16/x
  3. Step 3: Cross multiply
    5,051.55x = 7,581.19 × 2,586.16
  4. Step 4: Simplify right side
    5,051.55x = 19,606,170.33
  5. Step 5: Solve for x
    x = 19,606,170.33/5,051.55
  6. Step 6: Final answer
    x = 3,881.22

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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.