Home / 2,205.56-3,043.32-1,366.32

Finding the Fourth Proportional to 2,205.56, 3,043.32 and 1,366.32

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Solution

The fourth proportional to 2,205.56, 3,043.32 and 1,366.32 is: 1,885.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,205.56 : 3,043.32 = 1,366.32 : x
  2. Step 2: Convert to fraction form
    2,205.56/3,043.32 = 1,366.32/x
  3. Step 3: Cross multiply
    2,205.56x = 3,043.32 × 1,366.32
  4. Step 4: Simplify right side
    2,205.56x = 4,158,148.98
  5. Step 5: Solve for x
    x = 4,158,148.98/2,205.56
  6. Step 6: Final answer
    x = 1,885.30

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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.