Home / 2,963.16-4,088.97-1,636.83

Finding the Fourth Proportional to 2,963.16, 4,088.97 and 1,636.83

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Solution

The fourth proportional to 2,963.16, 4,088.97 and 1,636.83 is: 2,258.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,963.16 : 4,088.97 = 1,636.83 : x
  2. Step 2: Convert to fraction form
    2,963.16/4,088.97 = 1,636.83/x
  3. Step 3: Cross multiply
    2,963.16x = 4,088.97 × 1,636.83
  4. Step 4: Simplify right side
    2,963.16x = 6,692,948.77
  5. Step 5: Solve for x
    x = 6,692,948.77/2,963.16
  6. Step 6: Final answer
    x = 2,258.72

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1.5x scale

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.