Home / 5,125.68-7,676.10-3,042.36

Finding the Fourth Proportional to 5,125.68, 7,676.10 and 3,042.36

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Solution

The fourth proportional to 5,125.68, 7,676.10 and 3,042.36 is: 4,556.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,125.68 : 7,676.10 = 3,042.36 : x
  2. Step 2: Convert to fraction form
    5,125.68/7,676.10 = 3,042.36/x
  3. Step 3: Cross multiply
    5,125.68x = 7,676.10 × 3,042.36
  4. Step 4: Simplify right side
    5,125.68x = 23,353,459.60
  5. Step 5: Solve for x
    x = 23,353,459.60/5,125.68
  6. Step 6: Final answer
    x = 4,556.17

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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.