Home / 2,228.93-3,075.84-1,234.13

Finding the Fourth Proportional to 2,228.93, 3,075.84 and 1,234.13

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Solution

The fourth proportional to 2,228.93, 3,075.84 and 1,234.13 is: 1,703.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,228.93 : 3,075.84 = 1,234.13 : x
  2. Step 2: Convert to fraction form
    2,228.93/3,075.84 = 1,234.13/x
  3. Step 3: Cross multiply
    2,228.93x = 3,075.84 × 1,234.13
  4. Step 4: Simplify right side
    2,228.93x = 3,795,986.42
  5. Step 5: Solve for x
    x = 3,795,986.42/2,228.93
  6. Step 6: Final answer
    x = 1,703.05

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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.