Home / 9,786.38-13,505.20-5,594.63

Finding the Fourth Proportional to 9,786.38, 13,505.20 and 5,594.63

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Solution

The fourth proportional to 9,786.38, 13,505.20 and 5,594.63 is: 7,720.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,786.38 : 13,505.20 = 5,594.63 : x
  2. Step 2: Convert to fraction form
    9,786.38/13,505.20 = 5,594.63/x
  3. Step 3: Cross multiply
    9,786.38x = 13,505.20 × 5,594.63
  4. Step 4: Simplify right side
    9,786.38x = 75,556,515.56
  5. Step 5: Solve for x
    x = 75,556,515.56/9,786.38
  6. Step 6: Final answer
    x = 7,720.58

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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.