Home / 4,341.32-6,512.38-1,419.64

Finding the Fourth Proportional to 4,341.32, 6,512.38 and 1,419.64

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Solution

The fourth proportional to 4,341.32, 6,512.38 and 1,419.64 is: 2,129.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,341.32 : 6,512.38 = 1,419.64 : x
  2. Step 2: Convert to fraction form
    4,341.32/6,512.38 = 1,419.64/x
  3. Step 3: Cross multiply
    4,341.32x = 6,512.38 × 1,419.64
  4. Step 4: Simplify right side
    4,341.32x = 9,245,235.14
  5. Step 5: Solve for x
    x = 9,245,235.14/4,341.32
  6. Step 6: Final answer
    x = 2,129.59

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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.