Home / 4,785.14-7,181.02-1,863.46

Finding the Fourth Proportional to 4,785.14, 7,181.02 and 1,863.46

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Solution

The fourth proportional to 4,785.14, 7,181.02 and 1,863.46 is: 2,796.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,785.14 : 7,181.02 = 1,863.46 : x
  2. Step 2: Convert to fraction form
    4,785.14/7,181.02 = 1,863.46/x
  3. Step 3: Cross multiply
    4,785.14x = 7,181.02 × 1,863.46
  4. Step 4: Simplify right side
    4,785.14x = 13,381,543.53
  5. Step 5: Solve for x
    x = 13,381,543.53/4,785.14
  6. Step 6: Final answer
    x = 2,796.48

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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.