Home / 2,918.51-4,027.53-1,659.57

Finding the Fourth Proportional to 2,918.51, 4,027.53 and 1,659.57

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Solution

The fourth proportional to 2,918.51, 4,027.53 and 1,659.57 is: 2,290.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,918.51 : 4,027.53 = 1,659.57 : x
  2. Step 2: Convert to fraction form
    2,918.51/4,027.53 = 1,659.57/x
  3. Step 3: Cross multiply
    2,918.51x = 4,027.53 × 1,659.57
  4. Step 4: Simplify right side
    2,918.51x = 6,683,953.99
  5. Step 5: Solve for x
    x = 6,683,953.99/2,918.51
  6. Step 6: Final answer
    x = 2,290.19

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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.