Home / 2,471.58-3,409.64-1,423.04

Finding the Fourth Proportional to 2,471.58, 3,409.64 and 1,423.04

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Solution

The fourth proportional to 2,471.58, 3,409.64 and 1,423.04 is: 1,963.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,471.58 : 3,409.64 = 1,423.04 : x
  2. Step 2: Convert to fraction form
    2,471.58/3,409.64 = 1,423.04/x
  3. Step 3: Cross multiply
    2,471.58x = 3,409.64 × 1,423.04
  4. Step 4: Simplify right side
    2,471.58x = 4,852,029.94
  5. Step 5: Solve for x
    x = 4,852,029.94/2,471.58
  6. Step 6: Final answer
    x = 1,963.13

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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.