Home / 7,510.67-11,265.59-2,579.79

Finding the Fourth Proportional to 7,510.67, 11,265.59 and 2,579.79

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Solution

The fourth proportional to 7,510.67, 11,265.59 and 2,579.79 is: 3,869.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,510.67 : 11,265.59 = 2,579.79 : x
  2. Step 2: Convert to fraction form
    7,510.67/11,265.59 = 2,579.79/x
  3. Step 3: Cross multiply
    7,510.67x = 11,265.59 × 2,579.79
  4. Step 4: Simplify right side
    7,510.67x = 29,062,862.88
  5. Step 5: Solve for x
    x = 29,062,862.88/7,510.67
  6. Step 6: Final answer
    x = 3,869.55

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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.