Home / 3,482.37-5,220.27-1,172.25

Finding the Fourth Proportional to 3,482.37, 5,220.27 and 1,172.25

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Solution

The fourth proportional to 3,482.37, 5,220.27 and 1,172.25 is: 1,757.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,482.37 : 5,220.27 = 1,172.25 : x
  2. Step 2: Convert to fraction form
    3,482.37/5,220.27 = 1,172.25/x
  3. Step 3: Cross multiply
    3,482.37x = 5,220.27 × 1,172.25
  4. Step 4: Simplify right side
    3,482.37x = 6,119,461.51
  5. Step 5: Solve for x
    x = 6,119,461.51/3,482.37
  6. Step 6: Final answer
    x = 1,757.27

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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.