Home / 10,383.72-15,573.96-4,144.56

Finding the Fourth Proportional to 10,383.72, 15,573.96 and 4,144.56

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Solution

The fourth proportional to 10,383.72, 15,573.96 and 4,144.56 is: 6,216.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,383.72 : 15,573.96 = 4,144.56 : x
  2. Step 2: Convert to fraction form
    10,383.72/15,573.96 = 4,144.56/x
  3. Step 3: Cross multiply
    10,383.72x = 15,573.96 × 4,144.56
  4. Step 4: Simplify right side
    10,383.72x = 64,547,211.66
  5. Step 5: Solve for x
    x = 64,547,211.66/10,383.72
  6. Step 6: Final answer
    x = 6,216.19

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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.