Home / 3,523.56-5,284.26-2,905.68

Finding the Fourth Proportional to 3,523.56, 5,284.26 and 2,905.68

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Solution

The fourth proportional to 3,523.56, 5,284.26 and 2,905.68 is: 4,357.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,523.56 : 5,284.26 = 2,905.68 : x
  2. Step 2: Convert to fraction form
    3,523.56/5,284.26 = 2,905.68/x
  3. Step 3: Cross multiply
    3,523.56x = 5,284.26 × 2,905.68
  4. Step 4: Simplify right side
    3,523.56x = 15,354,368.60
  5. Step 5: Solve for x
    x = 15,354,368.60/3,523.56
  6. Step 6: Final answer
    x = 4,357.63

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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.