Home / 7,933.23-11,901.68-2,386.70

Finding the Fourth Proportional to 7,933.23, 11,901.68 and 2,386.70

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Solution

The fourth proportional to 7,933.23, 11,901.68 and 2,386.70 is: 3,580.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,933.23 : 11,901.68 = 2,386.70 : x
  2. Step 2: Convert to fraction form
    7,933.23/11,901.68 = 2,386.70/x
  3. Step 3: Cross multiply
    7,933.23x = 11,901.68 × 2,386.70
  4. Step 4: Simplify right side
    7,933.23x = 28,405,668.21
  5. Step 5: Solve for x
    x = 28,405,668.21/7,933.23
  6. Step 6: Final answer
    x = 3,580.59

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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.