Home / 6,708.95-9,258.80-3,876.45

Finding the Fourth Proportional to 6,708.95, 9,258.80 and 3,876.45

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Solution

The fourth proportional to 6,708.95, 9,258.80 and 3,876.45 is: 5,349.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,708.95 : 9,258.80 = 3,876.45 : x
  2. Step 2: Convert to fraction form
    6,708.95/9,258.80 = 3,876.45/x
  3. Step 3: Cross multiply
    6,708.95x = 9,258.80 × 3,876.45
  4. Step 4: Simplify right side
    6,708.95x = 35,891,255.88
  5. Step 5: Solve for x
    x = 35,891,255.88/6,708.95
  6. Step 6: Final answer
    x = 5,349.76

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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.