Home / 5,402.18-8,104.76-1,704.30

Finding the Fourth Proportional to 5,402.18, 8,104.76 and 1,704.30

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Solution

The fourth proportional to 5,402.18, 8,104.76 and 1,704.30 is: 2,556.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,402.18 : 8,104.76 = 1,704.30 : x
  2. Step 2: Convert to fraction form
    5,402.18/8,104.76 = 1,704.30/x
  3. Step 3: Cross multiply
    5,402.18x = 8,104.76 × 1,704.30
  4. Step 4: Simplify right side
    5,402.18x = 13,812,942.47
  5. Step 5: Solve for x
    x = 13,812,942.47/5,402.18
  6. Step 6: Final answer
    x = 2,556.92

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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.