Home / 2,963.02-4,089.03-1,636.87

Finding the Fourth Proportional to 2,963.02, 4,089.03 and 1,636.87

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Solution

The fourth proportional to 2,963.02, 4,089.03 and 1,636.87 is: 2,258.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,963.02 : 4,089.03 = 1,636.87 : x
  2. Step 2: Convert to fraction form
    2,963.02/4,089.03 = 1,636.87/x
  3. Step 3: Cross multiply
    2,963.02x = 4,089.03 × 1,636.87
  4. Step 4: Simplify right side
    2,963.02x = 6,693,210.54
  5. Step 5: Solve for x
    x = 6,693,210.54/2,963.02
  6. Step 6: Final answer
    x = 2,258.92

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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.