Home / 7,923.84-11,878.08-4,410.63

Finding the Fourth Proportional to 7,923.84, 11,878.08 and 4,410.63

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Solution

The fourth proportional to 7,923.84, 11,878.08 and 4,410.63 is: 6,611.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,923.84 : 11,878.08 = 4,410.63 : x
  2. Step 2: Convert to fraction form
    7,923.84/11,878.08 = 4,410.63/x
  3. Step 3: Cross multiply
    7,923.84x = 11,878.08 × 4,410.63
  4. Step 4: Simplify right side
    7,923.84x = 52,389,815.99
  5. Step 5: Solve for x
    x = 52,389,815.99/7,923.84
  6. Step 6: Final answer
    x = 6,611.67

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1.5x scale

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.