Home / 4,147.76-6,220.35-1,373.81

Finding the Fourth Proportional to 4,147.76, 6,220.35 and 1,373.81

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Solution

The fourth proportional to 4,147.76, 6,220.35 and 1,373.81 is: 2,060.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,147.76 : 6,220.35 = 1,373.81 : x
  2. Step 2: Convert to fraction form
    4,147.76/6,220.35 = 1,373.81/x
  3. Step 3: Cross multiply
    4,147.76x = 6,220.35 × 1,373.81
  4. Step 4: Simplify right side
    4,147.76x = 8,545,579.03
  5. Step 5: Solve for x
    x = 8,545,579.03/4,147.76
  6. Step 6: Final answer
    x = 2,060.29

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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.