Home / 8,266.06-11,403.94-4,680.19

Finding the Fourth Proportional to 8,266.06, 11,403.94 and 4,680.19

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Solution

The fourth proportional to 8,266.06, 11,403.94 and 4,680.19 is: 6,456.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,266.06 : 11,403.94 = 4,680.19 : x
  2. Step 2: Convert to fraction form
    8,266.06/11,403.94 = 4,680.19/x
  3. Step 3: Cross multiply
    8,266.06x = 11,403.94 × 4,680.19
  4. Step 4: Simplify right side
    8,266.06x = 53,372,562.77
  5. Step 5: Solve for x
    x = 53,372,562.77/8,266.06
  6. Step 6: Final answer
    x = 6,456.84

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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.