Home / 7,020.88-10,532.73-2,090.41

Finding the Fourth Proportional to 7,020.88, 10,532.73 and 2,090.41

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Solution

The fourth proportional to 7,020.88, 10,532.73 and 2,090.41 is: 3,136.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,020.88 : 10,532.73 = 2,090.41 : x
  2. Step 2: Convert to fraction form
    7,020.88/10,532.73 = 2,090.41/x
  3. Step 3: Cross multiply
    7,020.88x = 10,532.73 × 2,090.41
  4. Step 4: Simplify right side
    7,020.88x = 22,017,705.63
  5. Step 5: Solve for x
    x = 22,017,705.63/7,020.88
  6. Step 6: Final answer
    x = 3,136.03

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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.