Home / 7,510.91-11,262.51-2,579.22

Finding the Fourth Proportional to 7,510.91, 11,262.51 and 2,579.22

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Solution

The fourth proportional to 7,510.91, 11,262.51 and 2,579.22 is: 3,867.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,510.91 : 11,262.51 = 2,579.22 : x
  2. Step 2: Convert to fraction form
    7,510.91/11,262.51 = 2,579.22/x
  3. Step 3: Cross multiply
    7,510.91x = 11,262.51 × 2,579.22
  4. Step 4: Simplify right side
    7,510.91x = 29,048,491.04
  5. Step 5: Solve for x
    x = 29,048,491.04/7,510.91
  6. Step 6: Final answer
    x = 3,867.51

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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.