Home / 2,980.54-4,110.63-2,236.24

Finding the Fourth Proportional to 2,980.54, 4,110.63 and 2,236.24

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Solution

The fourth proportional to 2,980.54, 4,110.63 and 2,236.24 is: 3,084.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,980.54 : 4,110.63 = 2,236.24 : x
  2. Step 2: Convert to fraction form
    2,980.54/4,110.63 = 2,236.24/x
  3. Step 3: Cross multiply
    2,980.54x = 4,110.63 × 2,236.24
  4. Step 4: Simplify right side
    2,980.54x = 9,192,355.23
  5. Step 5: Solve for x
    x = 9,192,355.23/2,980.54
  6. Step 6: Final answer
    x = 3,084.12

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1.5x scale

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.