Home / 5,254.46-7,882.84-1,556.98

Finding the Fourth Proportional to 5,254.46, 7,882.84 and 1,556.98

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Solution

The fourth proportional to 5,254.46, 7,882.84 and 1,556.98 is: 2,335.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,254.46 : 7,882.84 = 1,556.98 : x
  2. Step 2: Convert to fraction form
    5,254.46/7,882.84 = 1,556.98/x
  3. Step 3: Cross multiply
    5,254.46x = 7,882.84 × 1,556.98
  4. Step 4: Simplify right side
    5,254.46x = 12,273,406.46
  5. Step 5: Solve for x
    x = 12,273,406.46/5,254.46
  6. Step 6: Final answer
    x = 2,335.81

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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.