Home / 8,336.33-11,505.67-5,355.89

Finding the Fourth Proportional to 8,336.33, 11,505.67 and 5,355.89

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Solution

The fourth proportional to 8,336.33, 11,505.67 and 5,355.89 is: 7,392.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,336.33 : 11,505.67 = 5,355.89 : x
  2. Step 2: Convert to fraction form
    8,336.33/11,505.67 = 5,355.89/x
  3. Step 3: Cross multiply
    8,336.33x = 11,505.67 × 5,355.89
  4. Step 4: Simplify right side
    8,336.33x = 61,623,031.98
  5. Step 5: Solve for x
    x = 61,623,031.98/8,336.33
  6. Step 6: Final answer
    x = 7,392.11

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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.