Home / 3,563.39-5,369.40-2,928.35

Finding the Fourth Proportional to 3,563.39, 5,369.40 and 2,928.35

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Solution

The fourth proportional to 3,563.39, 5,369.40 and 2,928.35 is: 4,412.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,563.39 : 5,369.40 = 2,928.35 : x
  2. Step 2: Convert to fraction form
    3,563.39/5,369.40 = 2,928.35/x
  3. Step 3: Cross multiply
    3,563.39x = 5,369.40 × 2,928.35
  4. Step 4: Simplify right side
    3,563.39x = 15,723,466.62
  5. Step 5: Solve for x
    x = 15,723,466.62/3,563.39
  6. Step 6: Final answer
    x = 4,412.51

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.