Home / 2,963.18-4,089.24-1,636.94

Finding the Fourth Proportional to 2,963.18, 4,089.24 and 1,636.94

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Solution

The fourth proportional to 2,963.18, 4,089.24 and 1,636.94 is: 2,259.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,963.18 : 4,089.24 = 1,636.94 : x
  2. Step 2: Convert to fraction form
    2,963.18/4,089.24 = 1,636.94/x
  3. Step 3: Cross multiply
    2,963.18x = 4,089.24 × 1,636.94
  4. Step 4: Simplify right side
    2,963.18x = 6,693,820.08
  5. Step 5: Solve for x
    x = 6,693,820.08/2,963.18
  6. Step 6: Final answer
    x = 2,259.00

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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.