Home / 5,265.21-7,897.17-1,369.53

Finding the Fourth Proportional to 5,265.21, 7,897.17 and 1,369.53

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Solution

The fourth proportional to 5,265.21, 7,897.17 and 1,369.53 is: 2,054.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,265.21 : 7,897.17 = 1,369.53 : x
  2. Step 2: Convert to fraction form
    5,265.21/7,897.17 = 1,369.53/x
  3. Step 3: Cross multiply
    5,265.21x = 7,897.17 × 1,369.53
  4. Step 4: Simplify right side
    5,265.21x = 10,815,411.23
  5. Step 5: Solve for x
    x = 10,815,411.23/5,265.21
  6. Step 6: Final answer
    x = 2,054.13

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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.