Home / 4,845.68-7,264.19-1,921.98

Finding the Fourth Proportional to 4,845.68, 7,264.19 and 1,921.98

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Solution

The fourth proportional to 4,845.68, 7,264.19 and 1,921.98 is: 2,881.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,845.68 : 7,264.19 = 1,921.98 : x
  2. Step 2: Convert to fraction form
    4,845.68/7,264.19 = 1,921.98/x
  3. Step 3: Cross multiply
    4,845.68x = 7,264.19 × 1,921.98
  4. Step 4: Simplify right side
    4,845.68x = 13,961,632.70
  5. Step 5: Solve for x
    x = 13,961,632.70/4,845.68
  6. Step 6: Final answer
    x = 2,881.26

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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.