Home / 2,616.36-3,924.60-1,155.52

Finding the Fourth Proportional to 2,616.36, 3,924.60 and 1,155.52

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Solution

The fourth proportional to 2,616.36, 3,924.60 and 1,155.52 is: 1,733.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,616.36 : 3,924.60 = 1,155.52 : x
  2. Step 2: Convert to fraction form
    2,616.36/3,924.60 = 1,155.52/x
  3. Step 3: Cross multiply
    2,616.36x = 3,924.60 × 1,155.52
  4. Step 4: Simplify right side
    2,616.36x = 4,534,953.79
  5. Step 5: Solve for x
    x = 4,534,953.79/2,616.36
  6. Step 6: Final answer
    x = 1,733.31

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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.