Home / 1,944.54-2,913.30-1,668.06

Finding the Fourth Proportional to 1,944.54, 2,913.30 and 1,668.06

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Solution

The fourth proportional to 1,944.54, 2,913.30 and 1,668.06 is: 2,499.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,944.54 : 2,913.30 = 1,668.06 : x
  2. Step 2: Convert to fraction form
    1,944.54/2,913.30 = 1,668.06/x
  3. Step 3: Cross multiply
    1,944.54x = 2,913.30 × 1,668.06
  4. Step 4: Simplify right side
    1,944.54x = 4,859,559.20
  5. Step 5: Solve for x
    x = 4,859,559.20/1,944.54
  6. Step 6: Final answer
    x = 2,499.08

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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.