Home / 3,435.22-5,152.83-970.03

Finding the Fourth Proportional to 3,435.22, 5,152.83 and 970.03

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Solution

The fourth proportional to 3,435.22, 5,152.83 and 970.03 is: 1,455.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,435.22 : 5,152.83 = 970.03 : x
  2. Step 2: Convert to fraction form
    3,435.22/5,152.83 = 970.03/x
  3. Step 3: Cross multiply
    3,435.22x = 5,152.83 × 970.03
  4. Step 4: Simplify right side
    3,435.22x = 4,998,399.68
  5. Step 5: Solve for x
    x = 4,998,399.68/3,435.22
  6. Step 6: Final answer
    x = 1,455.05

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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.