Home / 8,266.15-11,406.98-4,489.24

Finding the Fourth Proportional to 8,266.15, 11,406.98 and 4,489.24

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Solution

The fourth proportional to 8,266.15, 11,406.98 and 4,489.24 is: 6,194.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,266.15 : 11,406.98 = 4,489.24 : x
  2. Step 2: Convert to fraction form
    8,266.15/11,406.98 = 4,489.24/x
  3. Step 3: Cross multiply
    8,266.15x = 11,406.98 × 4,489.24
  4. Step 4: Simplify right side
    8,266.15x = 51,208,619.93
  5. Step 5: Solve for x
    x = 51,208,619.93/8,266.15
  6. Step 6: Final answer
    x = 6,194.98

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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.