Home / 4,847.55-6,689.45-2,962.30

Finding the Fourth Proportional to 4,847.55, 6,689.45 and 2,962.30

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Solution

The fourth proportional to 4,847.55, 6,689.45 and 2,962.30 is: 4,087.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,847.55 : 6,689.45 = 2,962.30 : x
  2. Step 2: Convert to fraction form
    4,847.55/6,689.45 = 2,962.30/x
  3. Step 3: Cross multiply
    4,847.55x = 6,689.45 × 2,962.30
  4. Step 4: Simplify right side
    4,847.55x = 19,816,142.15
  5. Step 5: Solve for x
    x = 19,816,142.15/4,847.55
  6. Step 6: Final answer
    x = 4,087.86

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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.