Home / 6,938.10-9,573.93-3,954.60

Finding the Fourth Proportional to 6,938.10, 9,573.93 and 3,954.60

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Solution

The fourth proportional to 6,938.10, 9,573.93 and 3,954.60 is: 5,456.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,938.10 : 9,573.93 = 3,954.60 : x
  2. Step 2: Convert to fraction form
    6,938.10/9,573.93 = 3,954.60/x
  3. Step 3: Cross multiply
    6,938.10x = 9,573.93 × 3,954.60
  4. Step 4: Simplify right side
    6,938.10x = 37,861,063.58
  5. Step 5: Solve for x
    x = 37,861,063.58/6,938.10
  6. Step 6: Final answer
    x = 5,456.98

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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.