Home / 4,269.69-6,403.59-1,347.48

Finding the Fourth Proportional to 4,269.69, 6,403.59 and 1,347.48

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Solution

The fourth proportional to 4,269.69, 6,403.59 and 1,347.48 is: 2,020.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,269.69 : 6,403.59 = 1,347.48 : x
  2. Step 2: Convert to fraction form
    4,269.69/6,403.59 = 1,347.48/x
  3. Step 3: Cross multiply
    4,269.69x = 6,403.59 × 1,347.48
  4. Step 4: Simplify right side
    4,269.69x = 8,628,709.45
  5. Step 5: Solve for x
    x = 8,628,709.45/4,269.69
  6. Step 6: Final answer
    x = 2,020.92

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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.