Home / 5,572.89-8,360.69-2,792.66

Finding the Fourth Proportional to 5,572.89, 8,360.69 and 2,792.66

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Solution

The fourth proportional to 5,572.89, 8,360.69 and 2,792.66 is: 4,189.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,572.89 : 8,360.69 = 2,792.66 : x
  2. Step 2: Convert to fraction form
    5,572.89/8,360.69 = 2,792.66/x
  3. Step 3: Cross multiply
    5,572.89x = 8,360.69 × 2,792.66
  4. Step 4: Simplify right side
    5,572.89x = 23,348,508.77
  5. Step 5: Solve for x
    x = 23,348,508.77/5,572.89
  6. Step 6: Final answer
    x = 4,189.66

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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.