Home / 10,518.94-14,515.96-5,982.44

Finding the Fourth Proportional to 10,518.94, 14,515.96 and 5,982.44

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Solution

The fourth proportional to 10,518.94, 14,515.96 and 5,982.44 is: 8,255.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,518.94 : 14,515.96 = 5,982.44 : x
  2. Step 2: Convert to fraction form
    10,518.94/14,515.96 = 5,982.44/x
  3. Step 3: Cross multiply
    10,518.94x = 14,515.96 × 5,982.44
  4. Step 4: Simplify right side
    10,518.94x = 86,840,859.74
  5. Step 5: Solve for x
    x = 86,840,859.74/10,518.94
  6. Step 6: Final answer
    x = 8,255.67

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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.