Home / 10,190.03-15,289.70-4,644.97

Finding the Fourth Proportional to 10,190.03, 15,289.70 and 4,644.97

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Solution

The fourth proportional to 10,190.03, 15,289.70 and 4,644.97 is: 6,969.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,190.03 : 15,289.70 = 4,644.97 : x
  2. Step 2: Convert to fraction form
    10,190.03/15,289.70 = 4,644.97/x
  3. Step 3: Cross multiply
    10,190.03x = 15,289.70 × 4,644.97
  4. Step 4: Simplify right side
    10,190.03x = 71,020,136.36
  5. Step 5: Solve for x
    x = 71,020,136.36/10,190.03
  6. Step 6: Final answer
    x = 6,969.57

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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.