Home / 5,935.94-8,904.28-1,986.99

Finding the Fourth Proportional to 5,935.94, 8,904.28 and 1,986.99

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Solution

The fourth proportional to 5,935.94, 8,904.28 and 1,986.99 is: 2,980.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,935.94 : 8,904.28 = 1,986.99 : x
  2. Step 2: Convert to fraction form
    5,935.94/8,904.28 = 1,986.99/x
  3. Step 3: Cross multiply
    5,935.94x = 8,904.28 × 1,986.99
  4. Step 4: Simplify right side
    5,935.94x = 17,692,715.32
  5. Step 5: Solve for x
    x = 17,692,715.32/5,935.94
  6. Step 6: Final answer
    x = 2,980.61

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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.