Home / 3,263.16-4,893.60-1,618.68

Finding the Fourth Proportional to 3,263.16, 4,893.60 and 1,618.68

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Solution

The fourth proportional to 3,263.16, 4,893.60 and 1,618.68 is: 2,427.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,263.16 : 4,893.60 = 1,618.68 : x
  2. Step 2: Convert to fraction form
    3,263.16/4,893.60 = 1,618.68/x
  3. Step 3: Cross multiply
    3,263.16x = 4,893.60 × 1,618.68
  4. Step 4: Simplify right side
    3,263.16x = 7,921,172.45
  5. Step 5: Solve for x
    x = 7,921,172.45/3,263.16
  6. Step 6: Final answer
    x = 2,427.45

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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.