Home / 6,739.08-10,118.08-3,454.54

Finding the Fourth Proportional to 6,739.08, 10,118.08 and 3,454.54

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Solution

The fourth proportional to 6,739.08, 10,118.08 and 3,454.54 is: 5,186.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,739.08 : 10,118.08 = 3,454.54 : x
  2. Step 2: Convert to fraction form
    6,739.08/10,118.08 = 3,454.54/x
  3. Step 3: Cross multiply
    6,739.08x = 10,118.08 × 3,454.54
  4. Step 4: Simplify right side
    6,739.08x = 34,953,312.08
  5. Step 5: Solve for x
    x = 34,953,312.08/6,739.08
  6. Step 6: Final answer
    x = 5,186.66

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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.