Home / 4,246.55-6,369.79-2,991.98

Finding the Fourth Proportional to 4,246.55, 6,369.79 and 2,991.98

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Solution

The fourth proportional to 4,246.55, 6,369.79 and 2,991.98 is: 4,487.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,246.55 : 6,369.79 = 2,991.98 : x
  2. Step 2: Convert to fraction form
    4,246.55/6,369.79 = 2,991.98/x
  3. Step 3: Cross multiply
    4,246.55x = 6,369.79 × 2,991.98
  4. Step 4: Simplify right side
    4,246.55x = 19,058,284.28
  5. Step 5: Solve for x
    x = 19,058,284.28/4,246.55
  6. Step 6: Final answer
    x = 4,487.95

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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.