Home / 10,243.88-15,365.82-2,848.72

Finding the Fourth Proportional to 10,243.88, 15,365.82 and 2,848.72

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Solution

The fourth proportional to 10,243.88, 15,365.82 and 2,848.72 is: 4,273.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,243.88 : 15,365.82 = 2,848.72 : x
  2. Step 2: Convert to fraction form
    10,243.88/15,365.82 = 2,848.72/x
  3. Step 3: Cross multiply
    10,243.88x = 15,365.82 × 2,848.72
  4. Step 4: Simplify right side
    10,243.88x = 43,772,918.75
  5. Step 5: Solve for x
    x = 43,772,918.75/10,243.88
  6. Step 6: Final answer
    x = 4,273.08

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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.