Home / 6,928.21-9,560.99-3,944.23

Finding the Fourth Proportional to 6,928.21, 9,560.99 and 3,944.23

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Solution

The fourth proportional to 6,928.21, 9,560.99 and 3,944.23 is: 5,443.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,928.21 : 9,560.99 = 3,944.23 : x
  2. Step 2: Convert to fraction form
    6,928.21/9,560.99 = 3,944.23/x
  3. Step 3: Cross multiply
    6,928.21x = 9,560.99 × 3,944.23
  4. Step 4: Simplify right side
    6,928.21x = 37,710,761.14
  5. Step 5: Solve for x
    x = 37,710,761.14/6,928.21
  6. Step 6: Final answer
    x = 5,443.08

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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.