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Finding the Fourth Proportional to 2,955.44, 4,424.58 and 1,719.08

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Solution

The fourth proportional to 2,955.44, 4,424.58 and 1,719.08 is: 2,573.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,955.44 : 4,424.58 = 1,719.08 : x
  2. Step 2: Convert to fraction form
    2,955.44/4,424.58 = 1,719.08/x
  3. Step 3: Cross multiply
    2,955.44x = 4,424.58 × 1,719.08
  4. Step 4: Simplify right side
    2,955.44x = 7,606,206.99
  5. Step 5: Solve for x
    x = 7,606,206.99/2,955.44
  6. Step 6: Final answer
    x = 2,573.63

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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.