Home / 6,930.01-10,395.08-1,999.69

Finding the Fourth Proportional to 6,930.01, 10,395.08 and 1,999.69

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Solution

The fourth proportional to 6,930.01, 10,395.08 and 1,999.69 is: 2,999.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,930.01 : 10,395.08 = 1,999.69 : x
  2. Step 2: Convert to fraction form
    6,930.01/10,395.08 = 1,999.69/x
  3. Step 3: Cross multiply
    6,930.01x = 10,395.08 × 1,999.69
  4. Step 4: Simplify right side
    6,930.01x = 20,786,920.29
  5. Step 5: Solve for x
    x = 20,786,920.29/6,930.01
  6. Step 6: Final answer
    x = 2,999.55

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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.