Home / 2,823.10-4,235.66-1,505.46

Finding the Fourth Proportional to 2,823.10, 4,235.66 and 1,505.46

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Solution

The fourth proportional to 2,823.10, 4,235.66 and 1,505.46 is: 2,258.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,823.10 : 4,235.66 = 1,505.46 : x
  2. Step 2: Convert to fraction form
    2,823.10/4,235.66 = 1,505.46/x
  3. Step 3: Cross multiply
    2,823.10x = 4,235.66 × 1,505.46
  4. Step 4: Simplify right side
    2,823.10x = 6,376,620.47
  5. Step 5: Solve for x
    x = 6,376,620.47/2,823.10
  6. Step 6: Final answer
    x = 2,258.73

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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.