Home / 2,214.80-3,056.10-1,623.50

Finding the Fourth Proportional to 2,214.80, 3,056.10 and 1,623.50

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Solution

The fourth proportional to 2,214.80, 3,056.10 and 1,623.50 is: 2,240.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,214.80 : 3,056.10 = 1,623.50 : x
  2. Step 2: Convert to fraction form
    2,214.80/3,056.10 = 1,623.50/x
  3. Step 3: Cross multiply
    2,214.80x = 3,056.10 × 1,623.50
  4. Step 4: Simplify right side
    2,214.80x = 4,961,578.35
  5. Step 5: Solve for x
    x = 4,961,578.35/2,214.80
  6. Step 6: Final answer
    x = 2,240.19

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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.