Home / 10,739.37-16,108.42-6,384.54

Finding the Fourth Proportional to 10,739.37, 16,108.42 and 6,384.54

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Solution

The fourth proportional to 10,739.37, 16,108.42 and 6,384.54 is: 9,576.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,739.37 : 16,108.42 = 6,384.54 : x
  2. Step 2: Convert to fraction form
    10,739.37/16,108.42 = 6,384.54/x
  3. Step 3: Cross multiply
    10,739.37x = 16,108.42 × 6,384.54
  4. Step 4: Simplify right side
    10,739.37x = 102,844,851.83
  5. Step 5: Solve for x
    x = 102,844,851.83/10,739.37
  6. Step 6: Final answer
    x = 9,576.43

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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.