Home / 1,719.84-2,371.62-1,471.98

Finding the Fourth Proportional to 1,719.84, 2,371.62 and 1,471.98

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Solution

The fourth proportional to 1,719.84, 2,371.62 and 1,471.98 is: 2,029.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,719.84 : 2,371.62 = 1,471.98 : x
  2. Step 2: Convert to fraction form
    1,719.84/2,371.62 = 1,471.98/x
  3. Step 3: Cross multiply
    1,719.84x = 2,371.62 × 1,471.98
  4. Step 4: Simplify right side
    1,719.84x = 3,490,977.21
  5. Step 5: Solve for x
    x = 3,490,977.21/1,719.84
  6. Step 6: Final answer
    x = 2,029.83

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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.