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Finding the Fourth Proportional to 6,954.51, 9,597.21 and 3,810.69

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Solution

The fourth proportional to 6,954.51, 9,597.21 and 3,810.69 is: 5,258.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,954.51 : 9,597.21 = 3,810.69 : x
  2. Step 2: Convert to fraction form
    6,954.51/9,597.21 = 3,810.69/x
  3. Step 3: Cross multiply
    6,954.51x = 9,597.21 × 3,810.69
  4. Step 4: Simplify right side
    6,954.51x = 36,571,992.17
  5. Step 5: Solve for x
    x = 36,571,992.17/6,954.51
  6. Step 6: Final answer
    x = 5,258.74

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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.