Home / 11,268.94-15,551.46-6,164.70

Finding the Fourth Proportional to 11,268.94, 15,551.46 and 6,164.70

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Solution

The fourth proportional to 11,268.94, 15,551.46 and 6,164.70 is: 8,507.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,268.94 : 15,551.46 = 6,164.70 : x
  2. Step 2: Convert to fraction form
    11,268.94/15,551.46 = 6,164.70/x
  3. Step 3: Cross multiply
    11,268.94x = 15,551.46 × 6,164.70
  4. Step 4: Simplify right side
    11,268.94x = 95,870,085.46
  5. Step 5: Solve for x
    x = 95,870,085.46/11,268.94
  6. Step 6: Final answer
    x = 8,507.46

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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.