Home / 2,834.90-4,254.40-1,584.21

Finding the Fourth Proportional to 2,834.90, 4,254.40 and 1,584.21

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Solution

The fourth proportional to 2,834.90, 4,254.40 and 1,584.21 is: 2,377.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,834.90 : 4,254.40 = 1,584.21 : x
  2. Step 2: Convert to fraction form
    2,834.90/4,254.40 = 1,584.21/x
  3. Step 3: Cross multiply
    2,834.90x = 4,254.40 × 1,584.21
  4. Step 4: Simplify right side
    2,834.90x = 6,739,852.57
  5. Step 5: Solve for x
    x = 6,739,852.57/2,834.90
  6. Step 6: Final answer
    x = 2,377.46

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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.