Home / 4,510.41-6,766.26-1,390.68

Finding the Fourth Proportional to 4,510.41, 6,766.26 and 1,390.68

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Solution

The fourth proportional to 4,510.41, 6,766.26 and 1,390.68 is: 2,086.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,510.41 : 6,766.26 = 1,390.68 : x
  2. Step 2: Convert to fraction form
    4,510.41/6,766.26 = 1,390.68/x
  3. Step 3: Cross multiply
    4,510.41x = 6,766.26 × 1,390.68
  4. Step 4: Simplify right side
    4,510.41x = 9,409,702.46
  5. Step 5: Solve for x
    x = 9,409,702.46/4,510.41
  6. Step 6: Final answer
    x = 2,086.22

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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.