Home / 8,674.98-13,011.40-3,740.56

Finding the Fourth Proportional to 8,674.98, 13,011.40 and 3,740.56

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Solution

The fourth proportional to 8,674.98, 13,011.40 and 3,740.56 is: 5,610.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,674.98 : 13,011.40 = 3,740.56 : x
  2. Step 2: Convert to fraction form
    8,674.98/13,011.40 = 3,740.56/x
  3. Step 3: Cross multiply
    8,674.98x = 13,011.40 × 3,740.56
  4. Step 4: Simplify right side
    8,674.98x = 48,669,922.38
  5. Step 5: Solve for x
    x = 48,669,922.38/8,674.98
  6. Step 6: Final answer
    x = 5,610.38

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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.