Home / 7,510.42-11,265.84-2,579.98

Finding the Fourth Proportional to 7,510.42, 11,265.84 and 2,579.98

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Solution

The fourth proportional to 7,510.42, 11,265.84 and 2,579.98 is: 3,870.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,510.42 : 11,265.84 = 2,579.98 : x
  2. Step 2: Convert to fraction form
    7,510.42/11,265.84 = 2,579.98/x
  3. Step 3: Cross multiply
    7,510.42x = 11,265.84 × 2,579.98
  4. Step 4: Simplify right side
    7,510.42x = 29,065,641.88
  5. Step 5: Solve for x
    x = 29,065,641.88/7,510.42
  6. Step 6: Final answer
    x = 3,870.04

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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.