Home / 6,974.07-9,619.70-4,456.95

Finding the Fourth Proportional to 6,974.07, 9,619.70 and 4,456.95

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Solution

The fourth proportional to 6,974.07, 9,619.70 and 4,456.95 is: 6,147.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,974.07 : 9,619.70 = 4,456.95 : x
  2. Step 2: Convert to fraction form
    6,974.07/9,619.70 = 4,456.95/x
  3. Step 3: Cross multiply
    6,974.07x = 9,619.70 × 4,456.95
  4. Step 4: Simplify right side
    6,974.07x = 42,874,499.63
  5. Step 5: Solve for x
    x = 42,874,499.63/6,974.07
  6. Step 6: Final answer
    x = 6,147.70

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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.