Home / 3,568.06-5,353.63-1,378.33

Finding the Fourth Proportional to 3,568.06, 5,353.63 and 1,378.33

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Solution

The fourth proportional to 3,568.06, 5,353.63 and 1,378.33 is: 2,068.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,568.06 : 5,353.63 = 1,378.33 : x
  2. Step 2: Convert to fraction form
    3,568.06/5,353.63 = 1,378.33/x
  3. Step 3: Cross multiply
    3,568.06x = 5,353.63 × 1,378.33
  4. Step 4: Simplify right side
    3,568.06x = 7,379,068.84
  5. Step 5: Solve for x
    x = 7,379,068.84/3,568.06
  6. Step 6: Final answer
    x = 2,068.09

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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.