Home / 10,076.51-15,113.96-4,151.79

Finding the Fourth Proportional to 10,076.51, 15,113.96 and 4,151.79

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Solution

The fourth proportional to 10,076.51, 15,113.96 and 4,151.79 is: 6,227.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,076.51 : 15,113.96 = 4,151.79 : x
  2. Step 2: Convert to fraction form
    10,076.51/15,113.96 = 4,151.79/x
  3. Step 3: Cross multiply
    10,076.51x = 15,113.96 × 4,151.79
  4. Step 4: Simplify right side
    10,076.51x = 62,749,982.80
  5. Step 5: Solve for x
    x = 62,749,982.80/10,076.51
  6. Step 6: Final answer
    x = 6,227.35

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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.