Home / 5,580.36-8,361.66-2,947.77

Finding the Fourth Proportional to 5,580.36, 8,361.66 and 2,947.77

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Solution

The fourth proportional to 5,580.36, 8,361.66 and 2,947.77 is: 4,416.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,580.36 : 8,361.66 = 2,947.77 : x
  2. Step 2: Convert to fraction form
    5,580.36/8,361.66 = 2,947.77/x
  3. Step 3: Cross multiply
    5,580.36x = 8,361.66 × 2,947.77
  4. Step 4: Simplify right side
    5,580.36x = 24,648,250.50
  5. Step 5: Solve for x
    x = 24,648,250.50/5,580.36
  6. Step 6: Final answer
    x = 4,416.96

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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.