Home / 2,253.48-3,368.34-1,958.64

Finding the Fourth Proportional to 2,253.48, 3,368.34 and 1,958.64

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Solution

The fourth proportional to 2,253.48, 3,368.34 and 1,958.64 is: 2,927.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,253.48 : 3,368.34 = 1,958.64 : x
  2. Step 2: Convert to fraction form
    2,253.48/3,368.34 = 1,958.64/x
  3. Step 3: Cross multiply
    2,253.48x = 3,368.34 × 1,958.64
  4. Step 4: Simplify right side
    2,253.48x = 6,597,365.46
  5. Step 5: Solve for x
    x = 6,597,365.46/2,253.48
  6. Step 6: Final answer
    x = 2,927.63

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Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.