Home / 2,962.28-4,446.62-1,975.40

Finding the Fourth Proportional to 2,962.28, 4,446.62 and 1,975.40

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Solution

The fourth proportional to 2,962.28, 4,446.62 and 1,975.40 is: 2,965.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,962.28 : 4,446.62 = 1,975.40 : x
  2. Step 2: Convert to fraction form
    2,962.28/4,446.62 = 1,975.40/x
  3. Step 3: Cross multiply
    2,962.28x = 4,446.62 × 1,975.40
  4. Step 4: Simplify right side
    2,962.28x = 8,783,853.15
  5. Step 5: Solve for x
    x = 8,783,853.15/2,962.28
  6. Step 6: Final answer
    x = 2,965.23

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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.