Home / 4,182.81-6,271.03-2,538.91

Finding the Fourth Proportional to 4,182.81, 6,271.03 and 2,538.91

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Solution

The fourth proportional to 4,182.81, 6,271.03 and 2,538.91 is: 3,806.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,182.81 : 6,271.03 = 2,538.91 : x
  2. Step 2: Convert to fraction form
    4,182.81/6,271.03 = 2,538.91/x
  3. Step 3: Cross multiply
    4,182.81x = 6,271.03 × 2,538.91
  4. Step 4: Simplify right side
    4,182.81x = 15,921,580.78
  5. Step 5: Solve for x
    x = 15,921,580.78/4,182.81
  6. Step 6: Final answer
    x = 3,806.43

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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.