Home / 3,353.78-5,030.94-1,162.46

Finding the Fourth Proportional to 3,353.78, 5,030.94 and 1,162.46

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Solution

The fourth proportional to 3,353.78, 5,030.94 and 1,162.46 is: 1,743.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,353.78 : 5,030.94 = 1,162.46 : x
  2. Step 2: Convert to fraction form
    3,353.78/5,030.94 = 1,162.46/x
  3. Step 3: Cross multiply
    3,353.78x = 5,030.94 × 1,162.46
  4. Step 4: Simplify right side
    3,353.78x = 5,848,266.51
  5. Step 5: Solve for x
    x = 5,848,266.51/3,353.78
  6. Step 6: Final answer
    x = 1,743.78

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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.