Home / 5,557.79-7,669.73-3,039.91

Finding the Fourth Proportional to 5,557.79, 7,669.73 and 3,039.91

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Solution

The fourth proportional to 5,557.79, 7,669.73 and 3,039.91 is: 4,195.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,557.79 : 7,669.73 = 3,039.91 : x
  2. Step 2: Convert to fraction form
    5,557.79/7,669.73 = 3,039.91/x
  3. Step 3: Cross multiply
    5,557.79x = 7,669.73 × 3,039.91
  4. Step 4: Simplify right side
    5,557.79x = 23,315,254.55
  5. Step 5: Solve for x
    x = 23,315,254.55/5,557.79
  6. Step 6: Final answer
    x = 4,195.06

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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.