Home / 5,622.18-8,432.22-1,874.01

Finding the Fourth Proportional to 5,622.18, 8,432.22 and 1,874.01

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Solution

The fourth proportional to 5,622.18, 8,432.22 and 1,874.01 is: 2,810.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,622.18 : 8,432.22 = 1,874.01 : x
  2. Step 2: Convert to fraction form
    5,622.18/8,432.22 = 1,874.01/x
  3. Step 3: Cross multiply
    5,622.18x = 8,432.22 × 1,874.01
  4. Step 4: Simplify right side
    5,622.18x = 15,802,105.56
  5. Step 5: Solve for x
    x = 15,802,105.56/5,622.18
  6. Step 6: Final answer
    x = 2,810.67

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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.