Home / 6,727.50-9,283.95-3,933

Finding the Fourth Proportional to 6,727.50, 9,283.95 and 3,933

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Solution

The fourth proportional to 6,727.50, 9,283.95 and 3,933 is: 5,427.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,727.50 : 9,283.95 = 3,933 : x
  2. Step 2: Convert to fraction form
    6,727.50/9,283.95 = 3,933/x
  3. Step 3: Cross multiply
    6,727.50x = 9,283.95 × 3,933
  4. Step 4: Simplify right side
    6,727.50x = 36,513,775.35
  5. Step 5: Solve for x
    x = 36,513,775.35/6,727.50
  6. Step 6: Final answer
    x = 5,427.54

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.