Home / 7,262.22-10,021.45-4,075.21

Finding the Fourth Proportional to 7,262.22, 10,021.45 and 4,075.21

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Solution

The fourth proportional to 7,262.22, 10,021.45 and 4,075.21 is: 5,623.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,262.22 : 10,021.45 = 4,075.21 : x
  2. Step 2: Convert to fraction form
    7,262.22/10,021.45 = 4,075.21/x
  3. Step 3: Cross multiply
    7,262.22x = 10,021.45 × 4,075.21
  4. Step 4: Simplify right side
    7,262.22x = 40,839,511.77
  5. Step 5: Solve for x
    x = 40,839,511.77/7,262.22
  6. Step 6: Final answer
    x = 5,623.56

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.