Home / 2,429.50-3,643.35-1,910.52

Finding the Fourth Proportional to 2,429.50, 3,643.35 and 1,910.52

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Solution

The fourth proportional to 2,429.50, 3,643.35 and 1,910.52 is: 2,865.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,429.50 : 3,643.35 = 1,910.52 : x
  2. Step 2: Convert to fraction form
    2,429.50/3,643.35 = 1,910.52/x
  3. Step 3: Cross multiply
    2,429.50x = 3,643.35 × 1,910.52
  4. Step 4: Simplify right side
    2,429.50x = 6,960,702.00
  5. Step 5: Solve for x
    x = 6,960,702.00/2,429.50
  6. Step 6: Final answer
    x = 2,865.07

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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.