Home / 5,902.55-8,853.80-2,205.71

Finding the Fourth Proportional to 5,902.55, 8,853.80 and 2,205.71

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Solution

The fourth proportional to 5,902.55, 8,853.80 and 2,205.71 is: 3,308.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,902.55 : 8,853.80 = 2,205.71 : x
  2. Step 2: Convert to fraction form
    5,902.55/8,853.80 = 2,205.71/x
  3. Step 3: Cross multiply
    5,902.55x = 8,853.80 × 2,205.71
  4. Step 4: Simplify right side
    5,902.55x = 19,528,915.20
  5. Step 5: Solve for x
    x = 19,528,915.20/5,902.55
  6. Step 6: Final answer
    x = 3,308.56

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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.