Home / 3,353.28-5,030.32-1,161.68

Finding the Fourth Proportional to 3,353.28, 5,030.32 and 1,161.68

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Solution

The fourth proportional to 3,353.28, 5,030.32 and 1,161.68 is: 1,742.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,353.28 : 5,030.32 = 1,161.68 : x
  2. Step 2: Convert to fraction form
    3,353.28/5,030.32 = 1,161.68/x
  3. Step 3: Cross multiply
    3,353.28x = 5,030.32 × 1,161.68
  4. Step 4: Simplify right side
    3,353.28x = 5,843,622.14
  5. Step 5: Solve for x
    x = 5,843,622.14/3,353.28
  6. Step 6: Final answer
    x = 1,742.66

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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.