Home / 10,392.90-15,589.44-2,997.38

Finding the Fourth Proportional to 10,392.90, 15,589.44 and 2,997.38

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Solution

The fourth proportional to 10,392.90, 15,589.44 and 2,997.38 is: 4,496.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,392.90 : 15,589.44 = 2,997.38 : x
  2. Step 2: Convert to fraction form
    10,392.90/15,589.44 = 2,997.38/x
  3. Step 3: Cross multiply
    10,392.90x = 15,589.44 × 2,997.38
  4. Step 4: Simplify right side
    10,392.90x = 46,727,475.67
  5. Step 5: Solve for x
    x = 46,727,475.67/10,392.90
  6. Step 6: Final answer
    x = 4,496.10

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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.