Home / 4,277.08-6,415.71-1,355.41

Finding the Fourth Proportional to 4,277.08, 6,415.71 and 1,355.41

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Solution

The fourth proportional to 4,277.08, 6,415.71 and 1,355.41 is: 2,033.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,277.08 : 6,415.71 = 1,355.41 : x
  2. Step 2: Convert to fraction form
    4,277.08/6,415.71 = 1,355.41/x
  3. Step 3: Cross multiply
    4,277.08x = 6,415.71 × 1,355.41
  4. Step 4: Simplify right side
    4,277.08x = 8,695,917.49
  5. Step 5: Solve for x
    x = 8,695,917.49/4,277.08
  6. Step 6: Final answer
    x = 2,033.14

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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.