Home / 6,708.76-9,255.73-3,876.05

Finding the Fourth Proportional to 6,708.76, 9,255.73 and 3,876.05

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Solution

The fourth proportional to 6,708.76, 9,255.73 and 3,876.05 is: 5,347.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,708.76 : 9,255.73 = 3,876.05 : x
  2. Step 2: Convert to fraction form
    6,708.76/9,255.73 = 3,876.05/x
  3. Step 3: Cross multiply
    6,708.76x = 9,255.73 × 3,876.05
  4. Step 4: Simplify right side
    6,708.76x = 35,875,685.72
  5. Step 5: Solve for x
    x = 35,875,685.72/6,708.76
  6. Step 6: Final answer
    x = 5,347.59

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1.5x scale

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.