Home / 3,027.51-4,543.01-1,272.37

Finding the Fourth Proportional to 3,027.51, 4,543.01 and 1,272.37

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Solution

The fourth proportional to 3,027.51, 4,543.01 and 1,272.37 is: 1,909.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,027.51 : 4,543.01 = 1,272.37 : x
  2. Step 2: Convert to fraction form
    3,027.51/4,543.01 = 1,272.37/x
  3. Step 3: Cross multiply
    3,027.51x = 4,543.01 × 1,272.37
  4. Step 4: Simplify right side
    3,027.51x = 5,780,389.63
  5. Step 5: Solve for x
    x = 5,780,389.63/3,027.51
  6. Step 6: Final answer
    x = 1,909.29

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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.