Home / 8,505.36-12,758.02-2,265.38

Finding the Fourth Proportional to 8,505.36, 12,758.02 and 2,265.38

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Solution

The fourth proportional to 8,505.36, 12,758.02 and 2,265.38 is: 3,398.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,505.36 : 12,758.02 = 2,265.38 : x
  2. Step 2: Convert to fraction form
    8,505.36/12,758.02 = 2,265.38/x
  3. Step 3: Cross multiply
    8,505.36x = 12,758.02 × 2,265.38
  4. Step 4: Simplify right side
    8,505.36x = 28,901,763.35
  5. Step 5: Solve for x
    x = 28,901,763.35/8,505.36
  6. Step 6: Final answer
    x = 3,398.06

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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.