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Finding the Fourth Proportional to 7,266.66, 10,895.94 and 3,560.91

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Solution

The fourth proportional to 7,266.66, 10,895.94 and 3,560.91 is: 5,339.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,266.66 : 10,895.94 = 3,560.91 : x
  2. Step 2: Convert to fraction form
    7,266.66/10,895.94 = 3,560.91/x
  3. Step 3: Cross multiply
    7,266.66x = 10,895.94 × 3,560.91
  4. Step 4: Simplify right side
    7,266.66x = 38,799,461.71
  5. Step 5: Solve for x
    x = 38,799,461.71/7,266.66
  6. Step 6: Final answer
    x = 5,339.38

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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.