Home / 3,645.21-5,468.73-1,048.14

Finding the Fourth Proportional to 3,645.21, 5,468.73 and 1,048.14

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Solution

The fourth proportional to 3,645.21, 5,468.73 and 1,048.14 is: 1,572.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,645.21 : 5,468.73 = 1,048.14 : x
  2. Step 2: Convert to fraction form
    3,645.21/5,468.73 = 1,048.14/x
  3. Step 3: Cross multiply
    3,645.21x = 5,468.73 × 1,048.14
  4. Step 4: Simplify right side
    3,645.21x = 5,731,994.66
  5. Step 5: Solve for x
    x = 5,731,994.66/3,645.21
  6. Step 6: Final answer
    x = 1,572.47

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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.