Home / 1,564.51-2,342.70-1,518.34

Finding the Fourth Proportional to 1,564.51, 2,342.70 and 1,518.34

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Solution

The fourth proportional to 1,564.51, 2,342.70 and 1,518.34 is: 2,273.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,564.51 : 2,342.70 = 1,518.34 : x
  2. Step 2: Convert to fraction form
    1,564.51/2,342.70 = 1,518.34/x
  3. Step 3: Cross multiply
    1,564.51x = 2,342.70 × 1,518.34
  4. Step 4: Simplify right side
    1,564.51x = 3,557,015.12
  5. Step 5: Solve for x
    x = 3,557,015.12/1,564.51
  6. Step 6: Final answer
    x = 2,273.56

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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.