Home / 2,962.08-4,087.53-1,635.71

Finding the Fourth Proportional to 2,962.08, 4,087.53 and 1,635.71

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Solution

The fourth proportional to 2,962.08, 4,087.53 and 1,635.71 is: 2,257.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,962.08 : 4,087.53 = 1,635.71 : x
  2. Step 2: Convert to fraction form
    2,962.08/4,087.53 = 1,635.71/x
  3. Step 3: Cross multiply
    2,962.08x = 4,087.53 × 1,635.71
  4. Step 4: Simplify right side
    2,962.08x = 6,685,993.26
  5. Step 5: Solve for x
    x = 6,685,993.26/2,962.08
  6. Step 6: Final answer
    x = 2,257.20

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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.