Home / 6,970.94-9,632.36-5,185.62

Finding the Fourth Proportional to 6,970.94, 9,632.36 and 5,185.62

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Solution

The fourth proportional to 6,970.94, 9,632.36 and 5,185.62 is: 7,165.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,970.94 : 9,632.36 = 5,185.62 : x
  2. Step 2: Convert to fraction form
    6,970.94/9,632.36 = 5,185.62/x
  3. Step 3: Cross multiply
    6,970.94x = 9,632.36 × 5,185.62
  4. Step 4: Simplify right side
    6,970.94x = 49,949,758.66
  5. Step 5: Solve for x
    x = 49,949,758.66/6,970.94
  6. Step 6: Final answer
    x = 7,165.43

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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.