Home / 6,923.19-10,385.01-1,993.08

Finding the Fourth Proportional to 6,923.19, 10,385.01 and 1,993.08

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Solution

The fourth proportional to 6,923.19, 10,385.01 and 1,993.08 is: 2,989.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,923.19 : 10,385.01 = 1,993.08 : x
  2. Step 2: Convert to fraction form
    6,923.19/10,385.01 = 1,993.08/x
  3. Step 3: Cross multiply
    6,923.19x = 10,385.01 × 1,993.08
  4. Step 4: Simplify right side
    6,923.19x = 20,698,155.73
  5. Step 5: Solve for x
    x = 20,698,155.73/6,923.19
  6. Step 6: Final answer
    x = 2,989.68

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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.