Home / 7,021.49-10,534.15-3,072.03

Finding the Fourth Proportional to 7,021.49, 10,534.15 and 3,072.03

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Solution

The fourth proportional to 7,021.49, 10,534.15 and 3,072.03 is: 4,608.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,021.49 : 10,534.15 = 3,072.03 : x
  2. Step 2: Convert to fraction form
    7,021.49/10,534.15 = 3,072.03/x
  3. Step 3: Cross multiply
    7,021.49x = 10,534.15 × 3,072.03
  4. Step 4: Simplify right side
    7,021.49x = 32,361,189.16
  5. Step 5: Solve for x
    x = 32,361,189.16/7,021.49
  6. Step 6: Final answer
    x = 4,608.88

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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.