Home / 1,448.99-2,004.88-1,262.87

Finding the Fourth Proportional to 1,448.99, 2,004.88 and 1,262.87

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Solution

The fourth proportional to 1,448.99, 2,004.88 and 1,262.87 is: 1,747.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,448.99 : 2,004.88 = 1,262.87 : x
  2. Step 2: Convert to fraction form
    1,448.99/2,004.88 = 1,262.87/x
  3. Step 3: Cross multiply
    1,448.99x = 2,004.88 × 1,262.87
  4. Step 4: Simplify right side
    1,448.99x = 2,531,890.32
  5. Step 5: Solve for x
    x = 2,531,890.32/1,448.99
  6. Step 6: Final answer
    x = 1,747.35

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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.