Home / 2,037.15-2,811.38-1,152.90

Finding the Fourth Proportional to 2,037.15, 2,811.38 and 1,152.90

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Solution

The fourth proportional to 2,037.15, 2,811.38 and 1,152.90 is: 1,591.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,037.15 : 2,811.38 = 1,152.90 : x
  2. Step 2: Convert to fraction form
    2,037.15/2,811.38 = 1,152.90/x
  3. Step 3: Cross multiply
    2,037.15x = 2,811.38 × 1,152.90
  4. Step 4: Simplify right side
    2,037.15x = 3,241,234.24
  5. Step 5: Solve for x
    x = 3,241,234.24/2,037.15
  6. Step 6: Final answer
    x = 1,591.06

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.