Home / 2,493.37-3,728.61-1,869.06

Finding the Fourth Proportional to 2,493.37, 3,728.61 and 1,869.06

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Solution

The fourth proportional to 2,493.37, 3,728.61 and 1,869.06 is: 2,795.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,493.37 : 3,728.61 = 1,869.06 : x
  2. Step 2: Convert to fraction form
    2,493.37/3,728.61 = 1,869.06/x
  3. Step 3: Cross multiply
    2,493.37x = 3,728.61 × 1,869.06
  4. Step 4: Simplify right side
    2,493.37x = 6,968,995.81
  5. Step 5: Solve for x
    x = 6,968,995.81/2,493.37
  6. Step 6: Final answer
    x = 2,795.01

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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.