Home / 1,952.11-2,690.74-1,204.45

Finding the Fourth Proportional to 1,952.11, 2,690.74 and 1,204.45

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Solution

The fourth proportional to 1,952.11, 2,690.74 and 1,204.45 is: 1,660.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,952.11 : 2,690.74 = 1,204.45 : x
  2. Step 2: Convert to fraction form
    1,952.11/2,690.74 = 1,204.45/x
  3. Step 3: Cross multiply
    1,952.11x = 2,690.74 × 1,204.45
  4. Step 4: Simplify right side
    1,952.11x = 3,240,861.79
  5. Step 5: Solve for x
    x = 3,240,861.79/1,952.11
  6. Step 6: Final answer
    x = 1,660.18

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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.