Home / 7,783.83-11,672.86-2,517.47

Finding the Fourth Proportional to 7,783.83, 11,672.86 and 2,517.47

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Solution

The fourth proportional to 7,783.83, 11,672.86 and 2,517.47 is: 3,775.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,783.83 : 11,672.86 = 2,517.47 : x
  2. Step 2: Convert to fraction form
    7,783.83/11,672.86 = 2,517.47/x
  3. Step 3: Cross multiply
    7,783.83x = 11,672.86 × 2,517.47
  4. Step 4: Simplify right side
    7,783.83x = 29,386,071.25
  5. Step 5: Solve for x
    x = 29,386,071.25/7,783.83
  6. Step 6: Final answer
    x = 3,775.27

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.