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Finding the Fourth Proportional to 4,336.79, 5,984.81 and 2,347.38

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Solution

The fourth proportional to 4,336.79, 5,984.81 and 2,347.38 is: 3,239.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,336.79 : 5,984.81 = 2,347.38 : x
  2. Step 2: Convert to fraction form
    4,336.79/5,984.81 = 2,347.38/x
  3. Step 3: Cross multiply
    4,336.79x = 5,984.81 × 2,347.38
  4. Step 4: Simplify right side
    4,336.79x = 14,048,611.56
  5. Step 5: Solve for x
    x = 14,048,611.56/4,336.79
  6. Step 6: Final answer
    x = 3,239.41

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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.