Home / 10,486.94-15,727.04-3,465.64

Finding the Fourth Proportional to 10,486.94, 15,727.04 and 3,465.64

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Solution

The fourth proportional to 10,486.94, 15,727.04 and 3,465.64 is: 5,197.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,486.94 : 15,727.04 = 3,465.64 : x
  2. Step 2: Convert to fraction form
    10,486.94/15,727.04 = 3,465.64/x
  3. Step 3: Cross multiply
    10,486.94x = 15,727.04 × 3,465.64
  4. Step 4: Simplify right side
    10,486.94x = 54,504,258.91
  5. Step 5: Solve for x
    x = 54,504,258.91/10,486.94
  6. Step 6: Final answer
    x = 5,197.35

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.