Home / 2,228.99-3,075.95-1,234.26

Finding the Fourth Proportional to 2,228.99, 3,075.95 and 1,234.26

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Solution

The fourth proportional to 2,228.99, 3,075.95 and 1,234.26 is: 1,703.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,228.99 : 3,075.95 = 1,234.26 : x
  2. Step 2: Convert to fraction form
    2,228.99/3,075.95 = 1,234.26/x
  3. Step 3: Cross multiply
    2,228.99x = 3,075.95 × 1,234.26
  4. Step 4: Simplify right side
    2,228.99x = 3,796,530.31
  5. Step 5: Solve for x
    x = 3,796,530.31/2,228.99
  6. Step 6: Final answer
    x = 1,703.25

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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.