Home / 4,942.34-6,808.88-3,447.58

Finding the Fourth Proportional to 4,942.34, 6,808.88 and 3,447.58

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Solution

The fourth proportional to 4,942.34, 6,808.88 and 3,447.58 is: 4,749.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,942.34 : 6,808.88 = 3,447.58 : x
  2. Step 2: Convert to fraction form
    4,942.34/6,808.88 = 3,447.58/x
  3. Step 3: Cross multiply
    4,942.34x = 6,808.88 × 3,447.58
  4. Step 4: Simplify right side
    4,942.34x = 23,474,158.51
  5. Step 5: Solve for x
    x = 23,474,158.51/4,942.34
  6. Step 6: Final answer
    x = 4,749.60

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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.