Home / 5,557.95-7,669.76-3,040.07

Finding the Fourth Proportional to 5,557.95, 7,669.76 and 3,040.07

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Solution

The fourth proportional to 5,557.95, 7,669.76 and 3,040.07 is: 4,195.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,557.95 : 7,669.76 = 3,040.07 : x
  2. Step 2: Convert to fraction form
    5,557.95/7,669.76 = 3,040.07/x
  3. Step 3: Cross multiply
    5,557.95x = 7,669.76 × 3,040.07
  4. Step 4: Simplify right side
    5,557.95x = 23,316,553.73
  5. Step 5: Solve for x
    x = 23,316,553.73/5,557.95
  6. Step 6: Final answer
    x = 4,195.17

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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.