Home / 1,824.89-2,518.38-1,038.96

Finding the Fourth Proportional to 1,824.89, 2,518.38 and 1,038.96

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Solution

The fourth proportional to 1,824.89, 2,518.38 and 1,038.96 is: 1,433.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,824.89 : 2,518.38 = 1,038.96 : x
  2. Step 2: Convert to fraction form
    1,824.89/2,518.38 = 1,038.96/x
  3. Step 3: Cross multiply
    1,824.89x = 2,518.38 × 1,038.96
  4. Step 4: Simplify right side
    1,824.89x = 2,616,496.08
  5. Step 5: Solve for x
    x = 2,616,496.08/1,824.89
  6. Step 6: Final answer
    x = 1,433.79

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1.5x scale

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.