Home / 11,704.85-17,557.35-4,685.45

Finding the Fourth Proportional to 11,704.85, 17,557.35 and 4,685.45

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Solution

The fourth proportional to 11,704.85, 17,557.35 and 4,685.45 is: 7,028.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,704.85 : 17,557.35 = 4,685.45 : x
  2. Step 2: Convert to fraction form
    11,704.85/17,557.35 = 4,685.45/x
  3. Step 3: Cross multiply
    11,704.85x = 17,557.35 × 4,685.45
  4. Step 4: Simplify right side
    11,704.85x = 82,264,085.56
  5. Step 5: Solve for x
    x = 82,264,085.56/11,704.85
  6. Step 6: Final answer
    x = 7,028.21

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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.