Home / 6,850.19-9,458.28-4,428.99

Finding the Fourth Proportional to 6,850.19, 9,458.28 and 4,428.99

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Solution

The fourth proportional to 6,850.19, 9,458.28 and 4,428.99 is: 6,115.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,850.19 : 9,458.28 = 4,428.99 : x
  2. Step 2: Convert to fraction form
    6,850.19/9,458.28 = 4,428.99/x
  3. Step 3: Cross multiply
    6,850.19x = 9,458.28 × 4,428.99
  4. Step 4: Simplify right side
    6,850.19x = 41,890,558.10
  5. Step 5: Solve for x
    x = 41,890,558.10/6,850.19
  6. Step 6: Final answer
    x = 6,115.24

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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.