Home / 1,824.85-2,518.31-1,038.94

Finding the Fourth Proportional to 1,824.85, 2,518.31 and 1,038.94

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Solution

The fourth proportional to 1,824.85, 2,518.31 and 1,038.94 is: 1,433.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,824.85 : 2,518.31 = 1,038.94 : x
  2. Step 2: Convert to fraction form
    1,824.85/2,518.31 = 1,038.94/x
  3. Step 3: Cross multiply
    1,824.85x = 2,518.31 × 1,038.94
  4. Step 4: Simplify right side
    1,824.85x = 2,616,372.99
  5. Step 5: Solve for x
    x = 2,616,372.99/1,824.85
  6. Step 6: Final answer
    x = 1,433.75

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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.