Home / 4,126.71-6,190-1,006.72

Finding the Fourth Proportional to 4,126.71, 6,190 and 1,006.72

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Solution

The fourth proportional to 4,126.71, 6,190 and 1,006.72 is: 1,510.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,126.71 : 6,190 = 1,006.72 : x
  2. Step 2: Convert to fraction form
    4,126.71/6,190 = 1,006.72/x
  3. Step 3: Cross multiply
    4,126.71x = 6,190 × 1,006.72
  4. Step 4: Simplify right side
    4,126.71x = 6,231,596.80
  5. Step 5: Solve for x
    x = 6,231,596.80/4,126.71
  6. Step 6: Final answer
    x = 1,510.06

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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.