Home / 10,393.90-15,590.94-2,998.38

Finding the Fourth Proportional to 10,393.90, 15,590.94 and 2,998.38

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Solution

The fourth proportional to 10,393.90, 15,590.94 and 2,998.38 is: 4,497.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,393.90 : 15,590.94 = 2,998.38 : x
  2. Step 2: Convert to fraction form
    10,393.90/15,590.94 = 2,998.38/x
  3. Step 3: Cross multiply
    10,393.90x = 15,590.94 × 2,998.38
  4. Step 4: Simplify right side
    10,393.90x = 46,747,562.68
  5. Step 5: Solve for x
    x = 46,747,562.68/10,393.90
  6. Step 6: Final answer
    x = 4,497.60

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1.5x scale

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.