Home / 1,825.34-2,518.38-1,039.23

Finding the Fourth Proportional to 1,825.34, 2,518.38 and 1,039.23

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Solution

The fourth proportional to 1,825.34, 2,518.38 and 1,039.23 is: 1,433.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,825.34 : 2,518.38 = 1,039.23 : x
  2. Step 2: Convert to fraction form
    1,825.34/2,518.38 = 1,039.23/x
  3. Step 3: Cross multiply
    1,825.34x = 2,518.38 × 1,039.23
  4. Step 4: Simplify right side
    1,825.34x = 2,617,176.05
  5. Step 5: Solve for x
    x = 2,617,176.05/1,825.34
  6. Step 6: Final answer
    x = 1,433.80

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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.