Home / 10,016.75-13,823.64-5,768.45

Finding the Fourth Proportional to 10,016.75, 13,823.64 and 5,768.45

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Solution

The fourth proportional to 10,016.75, 13,823.64 and 5,768.45 is: 7,960.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,016.75 : 13,823.64 = 5,768.45 : x
  2. Step 2: Convert to fraction form
    10,016.75/13,823.64 = 5,768.45/x
  3. Step 3: Cross multiply
    10,016.75x = 13,823.64 × 5,768.45
  4. Step 4: Simplify right side
    10,016.75x = 79,740,976.16
  5. Step 5: Solve for x
    x = 79,740,976.16/10,016.75
  6. Step 6: Final answer
    x = 7,960.76

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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.