Home / 6,687.33-9,232.98-4,170.45

Finding the Fourth Proportional to 6,687.33, 9,232.98 and 4,170.45

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Solution

The fourth proportional to 6,687.33, 9,232.98 and 4,170.45 is: 5,758.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,687.33 : 9,232.98 = 4,170.45 : x
  2. Step 2: Convert to fraction form
    6,687.33/9,232.98 = 4,170.45/x
  3. Step 3: Cross multiply
    6,687.33x = 9,232.98 × 4,170.45
  4. Step 4: Simplify right side
    6,687.33x = 38,505,681.44
  5. Step 5: Solve for x
    x = 38,505,681.44/6,687.33
  6. Step 6: Final answer
    x = 5,758.01

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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.