Home / 5,015.76-7,524.57-1,896.68

Finding the Fourth Proportional to 5,015.76, 7,524.57 and 1,896.68

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Solution

The fourth proportional to 5,015.76, 7,524.57 and 1,896.68 is: 2,845.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,015.76 : 7,524.57 = 1,896.68 : x
  2. Step 2: Convert to fraction form
    5,015.76/7,524.57 = 1,896.68/x
  3. Step 3: Cross multiply
    5,015.76x = 7,524.57 × 1,896.68
  4. Step 4: Simplify right side
    5,015.76x = 14,271,663.80
  5. Step 5: Solve for x
    x = 14,271,663.80/5,015.76
  6. Step 6: Final answer
    x = 2,845.36

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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.