Home / 1,958.91-2,703.35-1,074.74

Finding the Fourth Proportional to 1,958.91, 2,703.35 and 1,074.74

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Solution

The fourth proportional to 1,958.91, 2,703.35 and 1,074.74 is: 1,483.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,958.91 : 2,703.35 = 1,074.74 : x
  2. Step 2: Convert to fraction form
    1,958.91/2,703.35 = 1,074.74/x
  3. Step 3: Cross multiply
    1,958.91x = 2,703.35 × 1,074.74
  4. Step 4: Simplify right side
    1,958.91x = 2,905,399.76
  5. Step 5: Solve for x
    x = 2,905,399.76/1,958.91
  6. Step 6: Final answer
    x = 1,483.17

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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.