Home / 7,268.56-10,853.40-6,857.92

Finding the Fourth Proportional to 7,268.56, 10,853.40 and 6,857.92

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Solution

The fourth proportional to 7,268.56, 10,853.40 and 6,857.92 is: 10,240.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,268.56 : 10,853.40 = 6,857.92 : x
  2. Step 2: Convert to fraction form
    7,268.56/10,853.40 = 6,857.92/x
  3. Step 3: Cross multiply
    7,268.56x = 10,853.40 × 6,857.92
  4. Step 4: Simplify right side
    7,268.56x = 74,431,748.93
  5. Step 5: Solve for x
    x = 74,431,748.93/7,268.56
  6. Step 6: Final answer
    x = 10,240.23

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.