Home / 4,271.33-6,407.69-1,806.18

Finding the Fourth Proportional to 4,271.33, 6,407.69 and 1,806.18

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Solution

The fourth proportional to 4,271.33, 6,407.69 and 1,806.18 is: 2,709.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,271.33 : 6,407.69 = 1,806.18 : x
  2. Step 2: Convert to fraction form
    4,271.33/6,407.69 = 1,806.18/x
  3. Step 3: Cross multiply
    4,271.33x = 6,407.69 × 1,806.18
  4. Step 4: Simplify right side
    4,271.33x = 11,573,432.49
  5. Step 5: Solve for x
    x = 11,573,432.49/4,271.33
  6. Step 6: Final answer
    x = 2,709.56

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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.