Home / 2,953.20-4,074.54-1,773.84

Finding the Fourth Proportional to 2,953.20, 4,074.54 and 1,773.84

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Solution

The fourth proportional to 2,953.20, 4,074.54 and 1,773.84 is: 2,447.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,953.20 : 4,074.54 = 1,773.84 : x
  2. Step 2: Convert to fraction form
    2,953.20/4,074.54 = 1,773.84/x
  3. Step 3: Cross multiply
    2,953.20x = 4,074.54 × 1,773.84
  4. Step 4: Simplify right side
    2,953.20x = 7,227,582.03
  5. Step 5: Solve for x
    x = 7,227,582.03/2,953.20
  6. Step 6: Final answer
    x = 2,447.37

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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.