Home / 3,532.45-4,874.58-1,960.45

Finding the Fourth Proportional to 3,532.45, 4,874.58 and 1,960.45

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Solution

The fourth proportional to 3,532.45, 4,874.58 and 1,960.45 is: 2,705.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,532.45 : 4,874.58 = 1,960.45 : x
  2. Step 2: Convert to fraction form
    3,532.45/4,874.58 = 1,960.45/x
  3. Step 3: Cross multiply
    3,532.45x = 4,874.58 × 1,960.45
  4. Step 4: Simplify right side
    3,532.45x = 9,556,345.99
  5. Step 5: Solve for x
    x = 9,556,345.99/3,532.45
  6. Step 6: Final answer
    x = 2,705.31

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.