Home / 2,840.32-4,258.52-1,450.96

Finding the Fourth Proportional to 2,840.32, 4,258.52 and 1,450.96

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Solution

The fourth proportional to 2,840.32, 4,258.52 and 1,450.96 is: 2,175.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,840.32 : 4,258.52 = 1,450.96 : x
  2. Step 2: Convert to fraction form
    2,840.32/4,258.52 = 1,450.96/x
  3. Step 3: Cross multiply
    2,840.32x = 4,258.52 × 1,450.96
  4. Step 4: Simplify right side
    2,840.32x = 6,178,942.18
  5. Step 5: Solve for x
    x = 6,178,942.18/2,840.32
  6. Step 6: Final answer
    x = 2,175.44

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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.