Home / 3,554.68-5,331.16-1,579.22

Finding the Fourth Proportional to 3,554.68, 5,331.16 and 1,579.22

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Solution

The fourth proportional to 3,554.68, 5,331.16 and 1,579.22 is: 2,368.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,554.68 : 5,331.16 = 1,579.22 : x
  2. Step 2: Convert to fraction form
    3,554.68/5,331.16 = 1,579.22/x
  3. Step 3: Cross multiply
    3,554.68x = 5,331.16 × 1,579.22
  4. Step 4: Simplify right side
    3,554.68x = 8,419,074.50
  5. Step 5: Solve for x
    x = 8,419,074.50/3,554.68
  6. Step 6: Final answer
    x = 2,368.45

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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.