Home / 5,334.22-8,001.33-1,438.63

Finding the Fourth Proportional to 5,334.22, 8,001.33 and 1,438.63

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Solution

The fourth proportional to 5,334.22, 8,001.33 and 1,438.63 is: 2,157.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,334.22 : 8,001.33 = 1,438.63 : x
  2. Step 2: Convert to fraction form
    5,334.22/8,001.33 = 1,438.63/x
  3. Step 3: Cross multiply
    5,334.22x = 8,001.33 × 1,438.63
  4. Step 4: Simplify right side
    5,334.22x = 11,510,953.38
  5. Step 5: Solve for x
    x = 11,510,953.38/5,334.22
  6. Step 6: Final answer
    x = 2,157.95

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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.