Home / 9,414.57-14,121.96-2,840.82

Finding the Fourth Proportional to 9,414.57, 14,121.96 and 2,840.82

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Solution

The fourth proportional to 9,414.57, 14,121.96 and 2,840.82 is: 4,261.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,414.57 : 14,121.96 = 2,840.82 : x
  2. Step 2: Convert to fraction form
    9,414.57/14,121.96 = 2,840.82/x
  3. Step 3: Cross multiply
    9,414.57x = 14,121.96 × 2,840.82
  4. Step 4: Simplify right side
    9,414.57x = 40,117,946.41
  5. Step 5: Solve for x
    x = 40,117,946.41/9,414.57
  6. Step 6: Final answer
    x = 4,261.26

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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.