Home / 6,510.21-9,725.73-4,151.43

Finding the Fourth Proportional to 6,510.21, 9,725.73 and 4,151.43

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Solution

The fourth proportional to 6,510.21, 9,725.73 and 4,151.43 is: 6,201.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,510.21 : 9,725.73 = 4,151.43 : x
  2. Step 2: Convert to fraction form
    6,510.21/9,725.73 = 4,151.43/x
  3. Step 3: Cross multiply
    6,510.21x = 9,725.73 × 4,151.43
  4. Step 4: Simplify right side
    6,510.21x = 40,375,687.29
  5. Step 5: Solve for x
    x = 40,375,687.29/6,510.21
  6. Step 6: Final answer
    x = 6,201.90

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.