Home / 2,124.14-3,184.38-1,029.26

Finding the Fourth Proportional to 2,124.14, 3,184.38 and 1,029.26

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Solution

The fourth proportional to 2,124.14, 3,184.38 and 1,029.26 is: 1,543.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,124.14 : 3,184.38 = 1,029.26 : x
  2. Step 2: Convert to fraction form
    2,124.14/3,184.38 = 1,029.26/x
  3. Step 3: Cross multiply
    2,124.14x = 3,184.38 × 1,029.26
  4. Step 4: Simplify right side
    2,124.14x = 3,277,554.96
  5. Step 5: Solve for x
    x = 3,277,554.96/2,124.14
  6. Step 6: Final answer
    x = 1,543.00

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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.