Home / 3,554.03-5,331.81-1,214.25

Finding the Fourth Proportional to 3,554.03, 5,331.81 and 1,214.25

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Solution

The fourth proportional to 3,554.03, 5,331.81 and 1,214.25 is: 1,821.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,554.03 : 5,331.81 = 1,214.25 : x
  2. Step 2: Convert to fraction form
    3,554.03/5,331.81 = 1,214.25/x
  3. Step 3: Cross multiply
    3,554.03x = 5,331.81 × 1,214.25
  4. Step 4: Simplify right side
    3,554.03x = 6,474,150.29
  5. Step 5: Solve for x
    x = 6,474,150.29/3,554.03
  6. Step 6: Final answer
    x = 1,821.64

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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.