Home / 6,918.28-9,544.26-4,619.40

Finding the Fourth Proportional to 6,918.28, 9,544.26 and 4,619.40

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Solution

The fourth proportional to 6,918.28, 9,544.26 and 4,619.40 is: 6,372.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,918.28 : 9,544.26 = 4,619.40 : x
  2. Step 2: Convert to fraction form
    6,918.28/9,544.26 = 4,619.40/x
  3. Step 3: Cross multiply
    6,918.28x = 9,544.26 × 4,619.40
  4. Step 4: Simplify right side
    6,918.28x = 44,088,754.64
  5. Step 5: Solve for x
    x = 44,088,754.64/6,918.28
  6. Step 6: Final answer
    x = 6,372.79

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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.