Home / 6,855.31-9,451.19-5,443.67

Finding the Fourth Proportional to 6,855.31, 9,451.19 and 5,443.67

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Solution

The fourth proportional to 6,855.31, 9,451.19 and 5,443.67 is: 7,505.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,855.31 : 9,451.19 = 5,443.67 : x
  2. Step 2: Convert to fraction form
    6,855.31/9,451.19 = 5,443.67/x
  3. Step 3: Cross multiply
    6,855.31x = 9,451.19 × 5,443.67
  4. Step 4: Simplify right side
    6,855.31x = 51,449,181.24
  5. Step 5: Solve for x
    x = 51,449,181.24/6,855.31
  6. Step 6: Final answer
    x = 7,505.01

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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.