Home / 4,840.43-6,679.94-3,426.64

Finding the Fourth Proportional to 4,840.43, 6,679.94 and 3,426.64

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Solution

The fourth proportional to 4,840.43, 6,679.94 and 3,426.64 is: 4,728.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,840.43 : 6,679.94 = 3,426.64 : x
  2. Step 2: Convert to fraction form
    4,840.43/6,679.94 = 3,426.64/x
  3. Step 3: Cross multiply
    4,840.43x = 6,679.94 × 3,426.64
  4. Step 4: Simplify right side
    4,840.43x = 22,889,715.77
  5. Step 5: Solve for x
    x = 22,889,715.77/4,840.43
  6. Step 6: Final answer
    x = 4,728.86

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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.