Home / 11,923.50-17,885.26-3,715.50

Finding the Fourth Proportional to 11,923.50, 17,885.26 and 3,715.50

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Solution

The fourth proportional to 11,923.50, 17,885.26 and 3,715.50 is: 5,573.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,923.50 : 17,885.26 = 3,715.50 : x
  2. Step 2: Convert to fraction form
    11,923.50/17,885.26 = 3,715.50/x
  3. Step 3: Cross multiply
    11,923.50x = 17,885.26 × 3,715.50
  4. Step 4: Simplify right side
    11,923.50x = 66,452,683.53
  5. Step 5: Solve for x
    x = 66,452,683.53/11,923.50
  6. Step 6: Final answer
    x = 5,573.25

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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.