Home / 5,579.29-7,698.94-3,061.40

Finding the Fourth Proportional to 5,579.29, 7,698.94 and 3,061.40

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Solution

The fourth proportional to 5,579.29, 7,698.94 and 3,061.40 is: 4,224.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,579.29 : 7,698.94 = 3,061.40 : x
  2. Step 2: Convert to fraction form
    5,579.29/7,698.94 = 3,061.40/x
  3. Step 3: Cross multiply
    5,579.29x = 7,698.94 × 3,061.40
  4. Step 4: Simplify right side
    5,579.29x = 23,569,503.84
  5. Step 5: Solve for x
    x = 23,569,503.84/5,579.29
  6. Step 6: Final answer
    x = 4,224.46

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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.