Home / 6,901.07-10,351.55-1,970.70

Finding the Fourth Proportional to 6,901.07, 10,351.55 and 1,970.70

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Solution

The fourth proportional to 6,901.07, 10,351.55 and 1,970.70 is: 2,956.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,901.07 : 10,351.55 = 1,970.70 : x
  2. Step 2: Convert to fraction form
    6,901.07/10,351.55 = 1,970.70/x
  3. Step 3: Cross multiply
    6,901.07x = 10,351.55 × 1,970.70
  4. Step 4: Simplify right side
    6,901.07x = 20,399,789.73
  5. Step 5: Solve for x
    x = 20,399,789.73/6,901.07
  6. Step 6: Final answer
    x = 2,956.04

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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.