Home / 2,011.73-3,015.70-1,037.57

Finding the Fourth Proportional to 2,011.73, 3,015.70 and 1,037.57

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Solution

The fourth proportional to 2,011.73, 3,015.70 and 1,037.57 is: 1,555.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,011.73 : 3,015.70 = 1,037.57 : x
  2. Step 2: Convert to fraction form
    2,011.73/3,015.70 = 1,037.57/x
  3. Step 3: Cross multiply
    2,011.73x = 3,015.70 × 1,037.57
  4. Step 4: Simplify right side
    2,011.73x = 3,128,982.18
  5. Step 5: Solve for x
    x = 3,128,982.18/2,011.73
  6. Step 6: Final answer
    x = 1,555.37

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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.