Home / 3,537.60-4,881.36-1,965.48

Finding the Fourth Proportional to 3,537.60, 4,881.36 and 1,965.48

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Solution

The fourth proportional to 3,537.60, 4,881.36 and 1,965.48 is: 2,712.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,537.60 : 4,881.36 = 1,965.48 : x
  2. Step 2: Convert to fraction form
    3,537.60/4,881.36 = 1,965.48/x
  3. Step 3: Cross multiply
    3,537.60x = 4,881.36 × 1,965.48
  4. Step 4: Simplify right side
    3,537.60x = 9,594,215.45
  5. Step 5: Solve for x
    x = 9,594,215.45/3,537.60
  6. Step 6: Final answer
    x = 2,712.07

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.