Home / 5,555.72-8,333.56-2,553.41

Finding the Fourth Proportional to 5,555.72, 8,333.56 and 2,553.41

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Solution

The fourth proportional to 5,555.72, 8,333.56 and 2,553.41 is: 3,830.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,555.72 : 8,333.56 = 2,553.41 : x
  2. Step 2: Convert to fraction form
    5,555.72/8,333.56 = 2,553.41/x
  3. Step 3: Cross multiply
    5,555.72x = 8,333.56 × 2,553.41
  4. Step 4: Simplify right side
    5,555.72x = 21,279,009.89
  5. Step 5: Solve for x
    x = 21,279,009.89/5,555.72
  6. Step 6: Final answer
    x = 3,830.11

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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.