Home / 10,393.10-15,589.64-2,601.91

Finding the Fourth Proportional to 10,393.10, 15,589.64 and 2,601.91

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Solution

The fourth proportional to 10,393.10, 15,589.64 and 2,601.91 is: 3,902.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,393.10 : 15,589.64 = 2,601.91 : x
  2. Step 2: Convert to fraction form
    10,393.10/15,589.64 = 2,601.91/x
  3. Step 3: Cross multiply
    10,393.10x = 15,589.64 × 2,601.91
  4. Step 4: Simplify right side
    10,393.10x = 40,562,840.21
  5. Step 5: Solve for x
    x = 40,562,840.21/10,393.10
  6. Step 6: Final answer
    x = 3,902.86

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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.