Home / 4,239.09-6,357.61-1,465.86

Finding the Fourth Proportional to 4,239.09, 6,357.61 and 1,465.86

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Solution

The fourth proportional to 4,239.09, 6,357.61 and 1,465.86 is: 2,198.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,239.09 : 6,357.61 = 1,465.86 : x
  2. Step 2: Convert to fraction form
    4,239.09/6,357.61 = 1,465.86/x
  3. Step 3: Cross multiply
    4,239.09x = 6,357.61 × 1,465.86
  4. Step 4: Simplify right side
    4,239.09x = 9,319,366.19
  5. Step 5: Solve for x
    x = 9,319,366.19/4,239.09
  6. Step 6: Final answer
    x = 2,198.44

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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.