Home / 2,037.45-3,055.35-867.15

Finding the Fourth Proportional to 2,037.45, 3,055.35 and 867.15

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Solution

The fourth proportional to 2,037.45, 3,055.35 and 867.15 is: 1,300.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,037.45 : 3,055.35 = 867.15 : x
  2. Step 2: Convert to fraction form
    2,037.45/3,055.35 = 867.15/x
  3. Step 3: Cross multiply
    2,037.45x = 3,055.35 × 867.15
  4. Step 4: Simplify right side
    2,037.45x = 2,649,446.75
  5. Step 5: Solve for x
    x = 2,649,446.75/2,037.45
  6. Step 6: Final answer
    x = 1,300.37

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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.