Home / 5,334.18-8,001.27-1,438.89

Finding the Fourth Proportional to 5,334.18, 8,001.27 and 1,438.89

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Solution

The fourth proportional to 5,334.18, 8,001.27 and 1,438.89 is: 2,158.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,334.18 : 8,001.27 = 1,438.89 : x
  2. Step 2: Convert to fraction form
    5,334.18/8,001.27 = 1,438.89/x
  3. Step 3: Cross multiply
    5,334.18x = 8,001.27 × 1,438.89
  4. Step 4: Simplify right side
    5,334.18x = 11,512,947.39
  5. Step 5: Solve for x
    x = 11,512,947.39/5,334.18
  6. Step 6: Final answer
    x = 2,158.34

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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.