Home / 1,747.01-2,620.58-448.48

Finding the Fourth Proportional to 1,747.01, 2,620.58 and 448.48

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Solution

The fourth proportional to 1,747.01, 2,620.58 and 448.48 is: 672.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,747.01 : 2,620.58 = 448.48 : x
  2. Step 2: Convert to fraction form
    1,747.01/2,620.58 = 448.48/x
  3. Step 3: Cross multiply
    1,747.01x = 2,620.58 × 448.48
  4. Step 4: Simplify right side
    1,747.01x = 1,175,272.29
  5. Step 5: Solve for x
    x = 1,175,272.29/1,747.01
  6. Step 6: Final answer
    x = 672.73

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.