Home / 6,901.98-10,351.23-1,971.64

Finding the Fourth Proportional to 6,901.98, 10,351.23 and 1,971.64

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Solution

The fourth proportional to 6,901.98, 10,351.23 and 1,971.64 is: 2,956.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,901.98 : 10,351.23 = 1,971.64 : x
  2. Step 2: Convert to fraction form
    6,901.98/10,351.23 = 1,971.64/x
  3. Step 3: Cross multiply
    6,901.98x = 10,351.23 × 1,971.64
  4. Step 4: Simplify right side
    6,901.98x = 20,408,904.66
  5. Step 5: Solve for x
    x = 20,408,904.66/6,901.98
  6. Step 6: Final answer
    x = 2,956.97

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1.5x scale

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.