Home / 5,264.79-7,897.18-1,369.09

Finding the Fourth Proportional to 5,264.79, 7,897.18 and 1,369.09

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Solution

The fourth proportional to 5,264.79, 7,897.18 and 1,369.09 is: 2,053.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,264.79 : 7,897.18 = 1,369.09 : x
  2. Step 2: Convert to fraction form
    5,264.79/7,897.18 = 1,369.09/x
  3. Step 3: Cross multiply
    5,264.79x = 7,897.18 × 1,369.09
  4. Step 4: Simplify right side
    5,264.79x = 10,811,950.17
  5. Step 5: Solve for x
    x = 10,811,950.17/5,264.79
  6. Step 6: Final answer
    x = 2,053.63

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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.