Home / 6,899.23-10,347.99-1,969.30

Finding the Fourth Proportional to 6,899.23, 10,347.99 and 1,969.30

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Solution

The fourth proportional to 6,899.23, 10,347.99 and 1,969.30 is: 2,953.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,899.23 : 10,347.99 = 1,969.30 : x
  2. Step 2: Convert to fraction form
    6,899.23/10,347.99 = 1,969.30/x
  3. Step 3: Cross multiply
    6,899.23x = 10,347.99 × 1,969.30
  4. Step 4: Simplify right side
    6,899.23x = 20,378,296.71
  5. Step 5: Solve for x
    x = 20,378,296.71/6,899.23
  6. Step 6: Final answer
    x = 2,953.71

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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.