Home / 5,541.70-8,301.35-3,455.30

Finding the Fourth Proportional to 5,541.70, 8,301.35 and 3,455.30

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Solution

The fourth proportional to 5,541.70, 8,301.35 and 3,455.30 is: 5,175.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,541.70 : 8,301.35 = 3,455.30 : x
  2. Step 2: Convert to fraction form
    5,541.70/8,301.35 = 3,455.30/x
  3. Step 3: Cross multiply
    5,541.70x = 8,301.35 × 3,455.30
  4. Step 4: Simplify right side
    5,541.70x = 28,683,654.66
  5. Step 5: Solve for x
    x = 28,683,654.66/5,541.70
  6. Step 6: Final answer
    x = 5,175.97

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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.