Home / 5,203.24-7,805.37-1,915.56

Finding the Fourth Proportional to 5,203.24, 7,805.37 and 1,915.56

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Solution

The fourth proportional to 5,203.24, 7,805.37 and 1,915.56 is: 2,873.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,203.24 : 7,805.37 = 1,915.56 : x
  2. Step 2: Convert to fraction form
    5,203.24/7,805.37 = 1,915.56/x
  3. Step 3: Cross multiply
    5,203.24x = 7,805.37 × 1,915.56
  4. Step 4: Simplify right side
    5,203.24x = 14,951,663.29
  5. Step 5: Solve for x
    x = 14,951,663.29/5,203.24
  6. Step 6: Final answer
    x = 2,873.53

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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.