Home / 6,969.75-10,458.21-4,631.37

Finding the Fourth Proportional to 6,969.75, 10,458.21 and 4,631.37

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Solution

The fourth proportional to 6,969.75, 10,458.21 and 4,631.37 is: 6,949.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,969.75 : 10,458.21 = 4,631.37 : x
  2. Step 2: Convert to fraction form
    6,969.75/10,458.21 = 4,631.37/x
  3. Step 3: Cross multiply
    6,969.75x = 10,458.21 × 4,631.37
  4. Step 4: Simplify right side
    6,969.75x = 48,435,840.05
  5. Step 5: Solve for x
    x = 48,435,840.05/6,969.75
  6. Step 6: Final answer
    x = 6,949.44

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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.