Home / 3,636.96-5,460.44-1,883.20

Finding the Fourth Proportional to 3,636.96, 5,460.44 and 1,883.20

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Solution

The fourth proportional to 3,636.96, 5,460.44 and 1,883.20 is: 2,827.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,636.96 : 5,460.44 = 1,883.20 : x
  2. Step 2: Convert to fraction form
    3,636.96/5,460.44 = 1,883.20/x
  3. Step 3: Cross multiply
    3,636.96x = 5,460.44 × 1,883.20
  4. Step 4: Simplify right side
    3,636.96x = 10,283,100.61
  5. Step 5: Solve for x
    x = 10,283,100.61/3,636.96
  6. Step 6: Final answer
    x = 2,827.39

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1.5x scale

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.