Home / 1,958.45-2,934.63-1,134.68

Finding the Fourth Proportional to 1,958.45, 2,934.63 and 1,134.68

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Solution

The fourth proportional to 1,958.45, 2,934.63 and 1,134.68 is: 1,700.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,958.45 : 2,934.63 = 1,134.68 : x
  2. Step 2: Convert to fraction form
    1,958.45/2,934.63 = 1,134.68/x
  3. Step 3: Cross multiply
    1,958.45x = 2,934.63 × 1,134.68
  4. Step 4: Simplify right side
    1,958.45x = 3,329,851.30
  5. Step 5: Solve for x
    x = 3,329,851.30/1,958.45
  6. Step 6: Final answer
    x = 1,700.25

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.