Home / 4,270.40-5,893.80-3,091.04

Finding the Fourth Proportional to 4,270.40, 5,893.80 and 3,091.04

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Solution

The fourth proportional to 4,270.40, 5,893.80 and 3,091.04 is: 4,266.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,270.40 : 5,893.80 = 3,091.04 : x
  2. Step 2: Convert to fraction form
    4,270.40/5,893.80 = 3,091.04/x
  3. Step 3: Cross multiply
    4,270.40x = 5,893.80 × 3,091.04
  4. Step 4: Simplify right side
    4,270.40x = 18,217,971.55
  5. Step 5: Solve for x
    x = 18,217,971.55/4,270.40
  6. Step 6: Final answer
    x = 4,266.10

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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.