Home / 8,263.31-11,403.56-4,906.15

Finding the Fourth Proportional to 8,263.31, 11,403.56 and 4,906.15

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Solution

The fourth proportional to 8,263.31, 11,403.56 and 4,906.15 is: 6,770.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,263.31 : 11,403.56 = 4,906.15 : x
  2. Step 2: Convert to fraction form
    8,263.31/11,403.56 = 4,906.15/x
  3. Step 3: Cross multiply
    8,263.31x = 11,403.56 × 4,906.15
  4. Step 4: Simplify right side
    8,263.31x = 55,947,559.65
  5. Step 5: Solve for x
    x = 55,947,559.65/8,263.31
  6. Step 6: Final answer
    x = 6,770.60

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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.