Home / 2,228.51-3,075.52-1,234.11

Finding the Fourth Proportional to 2,228.51, 3,075.52 and 1,234.11

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Solution

The fourth proportional to 2,228.51, 3,075.52 and 1,234.11 is: 1,703.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,228.51 : 3,075.52 = 1,234.11 : x
  2. Step 2: Convert to fraction form
    2,228.51/3,075.52 = 1,234.11/x
  3. Step 3: Cross multiply
    2,228.51x = 3,075.52 × 1,234.11
  4. Step 4: Simplify right side
    2,228.51x = 3,795,529.99
  5. Step 5: Solve for x
    x = 3,795,529.99/2,228.51
  6. Step 6: Final answer
    x = 1,703.17

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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.