Home / 5,622.86-8,432.22-1,873.94

Finding the Fourth Proportional to 5,622.86, 8,432.22 and 1,873.94

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Solution

The fourth proportional to 5,622.86, 8,432.22 and 1,873.94 is: 2,810.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,622.86 : 8,432.22 = 1,873.94 : x
  2. Step 2: Convert to fraction form
    5,622.86/8,432.22 = 1,873.94/x
  3. Step 3: Cross multiply
    5,622.86x = 8,432.22 × 1,873.94
  4. Step 4: Simplify right side
    5,622.86x = 15,801,474.35
  5. Step 5: Solve for x
    x = 15,801,474.35/5,622.86
  6. Step 6: Final answer
    x = 2,810.22

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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.