Home / 11,377.99-17,056.18-3,977.63

Finding the Fourth Proportional to 11,377.99, 17,056.18 and 3,977.63

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Solution

The fourth proportional to 11,377.99, 17,056.18 and 3,977.63 is: 5,962.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,377.99 : 17,056.18 = 3,977.63 : x
  2. Step 2: Convert to fraction form
    11,377.99/17,056.18 = 3,977.63/x
  3. Step 3: Cross multiply
    11,377.99x = 17,056.18 × 3,977.63
  4. Step 4: Simplify right side
    11,377.99x = 67,843,173.25
  5. Step 5: Solve for x
    x = 67,843,173.25/11,377.99
  6. Step 6: Final answer
    x = 5,962.67

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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.