Home / 2,014.20-3,021.24-553.44

Finding the Fourth Proportional to 2,014.20, 3,021.24 and 553.44

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Solution

The fourth proportional to 2,014.20, 3,021.24 and 553.44 is: 830.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,014.20 : 3,021.24 = 553.44 : x
  2. Step 2: Convert to fraction form
    2,014.20/3,021.24 = 553.44/x
  3. Step 3: Cross multiply
    2,014.20x = 3,021.24 × 553.44
  4. Step 4: Simplify right side
    2,014.20x = 1,672,075.07
  5. Step 5: Solve for x
    x = 1,672,075.07/2,014.20
  6. Step 6: Final answer
    x = 830.14

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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.