Home / 1,715.99-2,367.96-1,109.27

Finding the Fourth Proportional to 1,715.99, 2,367.96 and 1,109.27

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Solution

The fourth proportional to 1,715.99, 2,367.96 and 1,109.27 is: 1,530.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,715.99 : 2,367.96 = 1,109.27 : x
  2. Step 2: Convert to fraction form
    1,715.99/2,367.96 = 1,109.27/x
  3. Step 3: Cross multiply
    1,715.99x = 2,367.96 × 1,109.27
  4. Step 4: Simplify right side
    1,715.99x = 2,626,705.21
  5. Step 5: Solve for x
    x = 2,626,705.21/1,715.99
  6. Step 6: Final answer
    x = 1,530.73

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.