Home / 5,163.60-7,746.36-1,700.56

Finding the Fourth Proportional to 5,163.60, 7,746.36 and 1,700.56

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Solution

The fourth proportional to 5,163.60, 7,746.36 and 1,700.56 is: 2,551.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,163.60 : 7,746.36 = 1,700.56 : x
  2. Step 2: Convert to fraction form
    5,163.60/7,746.36 = 1,700.56/x
  3. Step 3: Cross multiply
    5,163.60x = 7,746.36 × 1,700.56
  4. Step 4: Simplify right side
    5,163.60x = 13,173,149.96
  5. Step 5: Solve for x
    x = 13,173,149.96/5,163.60
  6. Step 6: Final answer
    x = 2,551.16

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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.