Home / 7,315.10-10,974.37-2,384.73

Finding the Fourth Proportional to 7,315.10, 10,974.37 and 2,384.73

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Solution

The fourth proportional to 7,315.10, 10,974.37 and 2,384.73 is: 3,577.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,315.10 : 10,974.37 = 2,384.73 : x
  2. Step 2: Convert to fraction form
    7,315.10/10,974.37 = 2,384.73/x
  3. Step 3: Cross multiply
    7,315.10x = 10,974.37 × 2,384.73
  4. Step 4: Simplify right side
    7,315.10x = 26,170,909.37
  5. Step 5: Solve for x
    x = 26,170,909.37/7,315.10
  6. Step 6: Final answer
    x = 3,577.66

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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.