Home / 5,579.39-7,699.66-3,061.35

Finding the Fourth Proportional to 5,579.39, 7,699.66 and 3,061.35

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Solution

The fourth proportional to 5,579.39, 7,699.66 and 3,061.35 is: 4,224.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,579.39 : 7,699.66 = 3,061.35 : x
  2. Step 2: Convert to fraction form
    5,579.39/7,699.66 = 3,061.35/x
  3. Step 3: Cross multiply
    5,579.39x = 7,699.66 × 3,061.35
  4. Step 4: Simplify right side
    5,579.39x = 23,571,346.49
  5. Step 5: Solve for x
    x = 23,571,346.49/5,579.39
  6. Step 6: Final answer
    x = 4,224.72

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1.5x scale

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.