Home / 6,754.85-9,321.45-4,238.32

Finding the Fourth Proportional to 6,754.85, 9,321.45 and 4,238.32

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Solution

The fourth proportional to 6,754.85, 9,321.45 and 4,238.32 is: 5,848.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,754.85 : 9,321.45 = 4,238.32 : x
  2. Step 2: Convert to fraction form
    6,754.85/9,321.45 = 4,238.32/x
  3. Step 3: Cross multiply
    6,754.85x = 9,321.45 × 4,238.32
  4. Step 4: Simplify right side
    6,754.85x = 39,507,241.36
  5. Step 5: Solve for x
    x = 39,507,241.36/6,754.85
  6. Step 6: Final answer
    x = 5,848.72

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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.