Home / 6,739.74-10,108.08-4,271.08

Finding the Fourth Proportional to 6,739.74, 10,108.08 and 4,271.08

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Solution

The fourth proportional to 6,739.74, 10,108.08 and 4,271.08 is: 6,405.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,739.74 : 10,108.08 = 4,271.08 : x
  2. Step 2: Convert to fraction form
    6,739.74/10,108.08 = 4,271.08/x
  3. Step 3: Cross multiply
    6,739.74x = 10,108.08 × 4,271.08
  4. Step 4: Simplify right side
    6,739.74x = 43,172,418.33
  5. Step 5: Solve for x
    x = 43,172,418.33/6,739.74
  6. Step 6: Final answer
    x = 6,405.65

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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.