Home / 2,958.51-4,437.58-1,109.47

Finding the Fourth Proportional to 2,958.51, 4,437.58 and 1,109.47

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Solution

The fourth proportional to 2,958.51, 4,437.58 and 1,109.47 is: 1,664.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,958.51 : 4,437.58 = 1,109.47 : x
  2. Step 2: Convert to fraction form
    2,958.51/4,437.58 = 1,109.47/x
  3. Step 3: Cross multiply
    2,958.51x = 4,437.58 × 1,109.47
  4. Step 4: Simplify right side
    2,958.51x = 4,923,361.88
  5. Step 5: Solve for x
    x = 4,923,361.88/2,958.51
  6. Step 6: Final answer
    x = 1,664.14

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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.