Home / 6,679.86-9,219.33-4,027.47

Finding the Fourth Proportional to 6,679.86, 9,219.33 and 4,027.47

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Solution

The fourth proportional to 6,679.86, 9,219.33 and 4,027.47 is: 5,558.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,679.86 : 9,219.33 = 4,027.47 : x
  2. Step 2: Convert to fraction form
    6,679.86/9,219.33 = 4,027.47/x
  3. Step 3: Cross multiply
    6,679.86x = 9,219.33 × 4,027.47
  4. Step 4: Simplify right side
    6,679.86x = 37,130,575.00
  5. Step 5: Solve for x
    x = 37,130,575.00/6,679.86
  6. Step 6: Final answer
    x = 5,558.59

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.