Home / 10,073.50-15,110.79-3,148.54

Finding the Fourth Proportional to 10,073.50, 15,110.79 and 3,148.54

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Solution

The fourth proportional to 10,073.50, 15,110.79 and 3,148.54 is: 4,722.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,073.50 : 15,110.79 = 3,148.54 : x
  2. Step 2: Convert to fraction form
    10,073.50/15,110.79 = 3,148.54/x
  3. Step 3: Cross multiply
    10,073.50x = 15,110.79 × 3,148.54
  4. Step 4: Simplify right side
    10,073.50x = 47,576,926.75
  5. Step 5: Solve for x
    x = 47,576,926.75/10,073.50
  6. Step 6: Final answer
    x = 4,722.98

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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.