Home / 7,637.99-11,453.36-2,960.19

Finding the Fourth Proportional to 7,637.99, 11,453.36 and 2,960.19

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Solution

The fourth proportional to 7,637.99, 11,453.36 and 2,960.19 is: 4,438.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,637.99 : 11,453.36 = 2,960.19 : x
  2. Step 2: Convert to fraction form
    7,637.99/11,453.36 = 2,960.19/x
  3. Step 3: Cross multiply
    7,637.99x = 11,453.36 × 2,960.19
  4. Step 4: Simplify right side
    7,637.99x = 33,904,106.94
  5. Step 5: Solve for x
    x = 33,904,106.94/7,637.99
  6. Step 6: Final answer
    x = 4,438.88

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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.