Home / 7,541.88-11,309.79-2,275.26

Finding the Fourth Proportional to 7,541.88, 11,309.79 and 2,275.26

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Solution

The fourth proportional to 7,541.88, 11,309.79 and 2,275.26 is: 3,411.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,541.88 : 11,309.79 = 2,275.26 : x
  2. Step 2: Convert to fraction form
    7,541.88/11,309.79 = 2,275.26/x
  3. Step 3: Cross multiply
    7,541.88x = 11,309.79 × 2,275.26
  4. Step 4: Simplify right side
    7,541.88x = 25,732,712.80
  5. Step 5: Solve for x
    x = 25,732,712.80/7,541.88
  6. Step 6: Final answer
    x = 3,411.98

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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.