Home / 5,610.03-8,420.25-2,838.66

Finding the Fourth Proportional to 5,610.03, 8,420.25 and 2,838.66

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Solution

The fourth proportional to 5,610.03, 8,420.25 and 2,838.66 is: 4,260.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,610.03 : 8,420.25 = 2,838.66 : x
  2. Step 2: Convert to fraction form
    5,610.03/8,420.25 = 2,838.66/x
  3. Step 3: Cross multiply
    5,610.03x = 8,420.25 × 2,838.66
  4. Step 4: Simplify right side
    5,610.03x = 23,902,226.87
  5. Step 5: Solve for x
    x = 23,902,226.87/5,610.03
  6. Step 6: Final answer
    x = 4,260.62

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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.