Home / 10,686.62-16,029.93-2,895.43

Finding the Fourth Proportional to 10,686.62, 16,029.93 and 2,895.43

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Solution

The fourth proportional to 10,686.62, 16,029.93 and 2,895.43 is: 4,343.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,686.62 : 16,029.93 = 2,895.43 : x
  2. Step 2: Convert to fraction form
    10,686.62/16,029.93 = 2,895.43/x
  3. Step 3: Cross multiply
    10,686.62x = 16,029.93 × 2,895.43
  4. Step 4: Simplify right side
    10,686.62x = 46,413,602.58
  5. Step 5: Solve for x
    x = 46,413,602.58/10,686.62
  6. Step 6: Final answer
    x = 4,343.15

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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.