Home / 4,775.26-7,165.77-1,856.02

Finding the Fourth Proportional to 4,775.26, 7,165.77 and 1,856.02

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Solution

The fourth proportional to 4,775.26, 7,165.77 and 1,856.02 is: 2,785.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,775.26 : 7,165.77 = 1,856.02 : x
  2. Step 2: Convert to fraction form
    4,775.26/7,165.77 = 1,856.02/x
  3. Step 3: Cross multiply
    4,775.26x = 7,165.77 × 1,856.02
  4. Step 4: Simplify right side
    4,775.26x = 13,299,812.44
  5. Step 5: Solve for x
    x = 13,299,812.44/4,775.26
  6. Step 6: Final answer
    x = 2,785.15

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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.