Home / 6,680.53-9,213.28-4,320.37

Finding the Fourth Proportional to 6,680.53, 9,213.28 and 4,320.37

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Solution

The fourth proportional to 6,680.53, 9,213.28 and 4,320.37 is: 5,958.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,680.53 : 9,213.28 = 4,320.37 : x
  2. Step 2: Convert to fraction form
    6,680.53/9,213.28 = 4,320.37/x
  3. Step 3: Cross multiply
    6,680.53x = 9,213.28 × 4,320.37
  4. Step 4: Simplify right side
    6,680.53x = 39,804,778.51
  5. Step 5: Solve for x
    x = 39,804,778.51/6,680.53
  6. Step 6: Final answer
    x = 5,958.33

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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.