Home / 8,365.75-11,544.83-5,223.76

Finding the Fourth Proportional to 8,365.75, 11,544.83 and 5,223.76

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Solution

The fourth proportional to 8,365.75, 11,544.83 and 5,223.76 is: 7,208.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,365.75 : 11,544.83 = 5,223.76 : x
  2. Step 2: Convert to fraction form
    8,365.75/11,544.83 = 5,223.76/x
  3. Step 3: Cross multiply
    8,365.75x = 11,544.83 × 5,223.76
  4. Step 4: Simplify right side
    8,365.75x = 60,307,385.77
  5. Step 5: Solve for x
    x = 60,307,385.77/8,365.75
  6. Step 6: Final answer
    x = 7,208.85

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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.