Home / 2,436.48-3,646.22-1,992.60

Finding the Fourth Proportional to 2,436.48, 3,646.22 and 1,992.60

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Solution

The fourth proportional to 2,436.48, 3,646.22 and 1,992.60 is: 2,981.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,436.48 : 3,646.22 = 1,992.60 : x
  2. Step 2: Convert to fraction form
    2,436.48/3,646.22 = 1,992.60/x
  3. Step 3: Cross multiply
    2,436.48x = 3,646.22 × 1,992.60
  4. Step 4: Simplify right side
    2,436.48x = 7,265,448.01
  5. Step 5: Solve for x
    x = 7,265,448.01/2,436.48
  6. Step 6: Final answer
    x = 2,981.94

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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.