Home / 6,974.40-9,624.06-4,141.56

Finding the Fourth Proportional to 6,974.40, 9,624.06 and 4,141.56

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Solution

The fourth proportional to 6,974.40, 9,624.06 and 4,141.56 is: 5,714.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,974.40 : 9,624.06 = 4,141.56 : x
  2. Step 2: Convert to fraction form
    6,974.40/9,624.06 = 4,141.56/x
  3. Step 3: Cross multiply
    6,974.40x = 9,624.06 × 4,141.56
  4. Step 4: Simplify right side
    6,974.40x = 39,858,621.93
  5. Step 5: Solve for x
    x = 39,858,621.93/6,974.40
  6. Step 6: Final answer
    x = 5,714.99

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.