Home / 2,518.97-3,473.69-1,958.45

Finding the Fourth Proportional to 2,518.97, 3,473.69 and 1,958.45

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Solution

The fourth proportional to 2,518.97, 3,473.69 and 1,958.45 is: 2,700.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,518.97 : 3,473.69 = 1,958.45 : x
  2. Step 2: Convert to fraction form
    2,518.97/3,473.69 = 1,958.45/x
  3. Step 3: Cross multiply
    2,518.97x = 3,473.69 × 1,958.45
  4. Step 4: Simplify right side
    2,518.97x = 6,803,021.02
  5. Step 5: Solve for x
    x = 6,803,021.02/2,518.97
  6. Step 6: Final answer
    x = 2,700.72

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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.