Home / 2,200.32-3,037.41-1,415.43

Finding the Fourth Proportional to 2,200.32, 3,037.41 and 1,415.43

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Solution

The fourth proportional to 2,200.32, 3,037.41 and 1,415.43 is: 1,953.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,200.32 : 3,037.41 = 1,415.43 : x
  2. Step 2: Convert to fraction form
    2,200.32/3,037.41 = 1,415.43/x
  3. Step 3: Cross multiply
    2,200.32x = 3,037.41 × 1,415.43
  4. Step 4: Simplify right side
    2,200.32x = 4,299,241.24
  5. Step 5: Solve for x
    x = 4,299,241.24/2,200.32
  6. Step 6: Final answer
    x = 1,953.92

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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.