Home / 7,704.31-11,555.26-2,510.15

Finding the Fourth Proportional to 7,704.31, 11,555.26 and 2,510.15

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Solution

The fourth proportional to 7,704.31, 11,555.26 and 2,510.15 is: 3,764.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,704.31 : 11,555.26 = 2,510.15 : x
  2. Step 2: Convert to fraction form
    7,704.31/11,555.26 = 2,510.15/x
  3. Step 3: Cross multiply
    7,704.31x = 11,555.26 × 2,510.15
  4. Step 4: Simplify right side
    7,704.31x = 29,005,435.89
  5. Step 5: Solve for x
    x = 29,005,435.89/7,704.31
  6. Step 6: Final answer
    x = 3,764.83

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1.5x scale

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.