Home / 4,110-6,164.40-1,512.48

Finding the Fourth Proportional to 4,110, 6,164.40 and 1,512.48

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Solution

The fourth proportional to 4,110, 6,164.40 and 1,512.48 is: 2,268.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,110 : 6,164.40 = 1,512.48 : x
  2. Step 2: Convert to fraction form
    4,110/6,164.40 = 1,512.48/x
  3. Step 3: Cross multiply
    4,110x = 6,164.40 × 1,512.48
  4. Step 4: Simplify right side
    4,110x = 9,323,531.71
  5. Step 5: Solve for x
    x = 9,323,531.71/4,110
  6. Step 6: Final answer
    x = 2,268.50

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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.