Home / 7,037.28-10,555.11-1,843.56

Finding the Fourth Proportional to 7,037.28, 10,555.11 and 1,843.56

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Solution

The fourth proportional to 7,037.28, 10,555.11 and 1,843.56 is: 2,765.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,037.28 : 10,555.11 = 1,843.56 : x
  2. Step 2: Convert to fraction form
    7,037.28/10,555.11 = 1,843.56/x
  3. Step 3: Cross multiply
    7,037.28x = 10,555.11 × 1,843.56
  4. Step 4: Simplify right side
    7,037.28x = 19,458,978.59
  5. Step 5: Solve for x
    x = 19,458,978.59/7,037.28
  6. Step 6: Final answer
    x = 2,765.13

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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.