Home / 11,240.75-16,868.64-4,666.94

Finding the Fourth Proportional to 11,240.75, 16,868.64 and 4,666.94

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Solution

The fourth proportional to 11,240.75, 16,868.64 and 4,666.94 is: 7,003.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,240.75 : 16,868.64 = 4,666.94 : x
  2. Step 2: Convert to fraction form
    11,240.75/16,868.64 = 4,666.94/x
  3. Step 3: Cross multiply
    11,240.75x = 16,868.64 × 4,666.94
  4. Step 4: Simplify right side
    11,240.75x = 78,724,846.42
  5. Step 5: Solve for x
    x = 78,724,846.42/11,240.75
  6. Step 6: Final answer
    x = 7,003.53

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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.