Home / 2,242.58-3,094.74-1,247.84

Finding the Fourth Proportional to 2,242.58, 3,094.74 and 1,247.84

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Solution

The fourth proportional to 2,242.58, 3,094.74 and 1,247.84 is: 1,722.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,242.58 : 3,094.74 = 1,247.84 : x
  2. Step 2: Convert to fraction form
    2,242.58/3,094.74 = 1,247.84/x
  3. Step 3: Cross multiply
    2,242.58x = 3,094.74 × 1,247.84
  4. Step 4: Simplify right side
    2,242.58x = 3,861,740.36
  5. Step 5: Solve for x
    x = 3,861,740.36/2,242.58
  6. Step 6: Final answer
    x = 1,722.01

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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.