Home / 11,424.40-17,136.72-4,846.48

Finding the Fourth Proportional to 11,424.40, 17,136.72 and 4,846.48

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Solution

The fourth proportional to 11,424.40, 17,136.72 and 4,846.48 is: 7,269.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,424.40 : 17,136.72 = 4,846.48 : x
  2. Step 2: Convert to fraction form
    11,424.40/17,136.72 = 4,846.48/x
  3. Step 3: Cross multiply
    11,424.40x = 17,136.72 × 4,846.48
  4. Step 4: Simplify right side
    11,424.40x = 83,052,770.75
  5. Step 5: Solve for x
    x = 83,052,770.75/11,424.40
  6. Step 6: Final answer
    x = 7,269.77

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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.