Home / 11,783.30-17,661.99-4,854.02

Finding the Fourth Proportional to 11,783.30, 17,661.99 and 4,854.02

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Solution

The fourth proportional to 11,783.30, 17,661.99 and 4,854.02 is: 7,275.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,783.30 : 17,661.99 = 4,854.02 : x
  2. Step 2: Convert to fraction form
    11,783.30/17,661.99 = 4,854.02/x
  3. Step 3: Cross multiply
    11,783.30x = 17,661.99 × 4,854.02
  4. Step 4: Simplify right side
    11,783.30x = 85,731,652.70
  5. Step 5: Solve for x
    x = 85,731,652.70/11,783.30
  6. Step 6: Final answer
    x = 7,275.69

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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.