Home / 2,490.37-3,736.14-1,395.49

Finding the Fourth Proportional to 2,490.37, 3,736.14 and 1,395.49

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Solution

The fourth proportional to 2,490.37, 3,736.14 and 1,395.49 is: 2,093.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,490.37 : 3,736.14 = 1,395.49 : x
  2. Step 2: Convert to fraction form
    2,490.37/3,736.14 = 1,395.49/x
  3. Step 3: Cross multiply
    2,490.37x = 3,736.14 × 1,395.49
  4. Step 4: Simplify right side
    2,490.37x = 5,213,746.01
  5. Step 5: Solve for x
    x = 5,213,746.01/2,490.37
  6. Step 6: Final answer
    x = 2,093.56

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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.