Home / 8,445.75-11,653.16-4,906.95

Finding the Fourth Proportional to 8,445.75, 11,653.16 and 4,906.95

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Solution

The fourth proportional to 8,445.75, 11,653.16 and 4,906.95 is: 6,770.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,445.75 : 11,653.16 = 4,906.95 : x
  2. Step 2: Convert to fraction form
    8,445.75/11,653.16 = 4,906.95/x
  3. Step 3: Cross multiply
    8,445.75x = 11,653.16 × 4,906.95
  4. Step 4: Simplify right side
    8,445.75x = 57,181,448.93
  5. Step 5: Solve for x
    x = 57,181,448.93/8,445.75
  6. Step 6: Final answer
    x = 6,770.44

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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.