Home / 6,550.83-9,838.80-5,615.89

Finding the Fourth Proportional to 6,550.83, 9,838.80 and 5,615.89

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Solution

The fourth proportional to 6,550.83, 9,838.80 and 5,615.89 is: 8,434.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,550.83 : 9,838.80 = 5,615.89 : x
  2. Step 2: Convert to fraction form
    6,550.83/9,838.80 = 5,615.89/x
  3. Step 3: Cross multiply
    6,550.83x = 9,838.80 × 5,615.89
  4. Step 4: Simplify right side
    6,550.83x = 55,253,593.94
  5. Step 5: Solve for x
    x = 55,253,593.94/6,550.83
  6. Step 6: Final answer
    x = 8,434.59

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1.5x scale

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.