Home / 2,485.14-3,429.52-1,437.22

Finding the Fourth Proportional to 2,485.14, 3,429.52 and 1,437.22

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Solution

The fourth proportional to 2,485.14, 3,429.52 and 1,437.22 is: 1,983.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,485.14 : 3,429.52 = 1,437.22 : x
  2. Step 2: Convert to fraction form
    2,485.14/3,429.52 = 1,437.22/x
  3. Step 3: Cross multiply
    2,485.14x = 3,429.52 × 1,437.22
  4. Step 4: Simplify right side
    2,485.14x = 4,928,974.73
  5. Step 5: Solve for x
    x = 4,928,974.73/2,485.14
  6. Step 6: Final answer
    x = 1,983.38

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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.