Home / 2,962.66-4,088.50-1,636.36

Finding the Fourth Proportional to 2,962.66, 4,088.50 and 1,636.36

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Solution

The fourth proportional to 2,962.66, 4,088.50 and 1,636.36 is: 2,258.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,962.66 : 4,088.50 = 1,636.36 : x
  2. Step 2: Convert to fraction form
    2,962.66/4,088.50 = 1,636.36/x
  3. Step 3: Cross multiply
    2,962.66x = 4,088.50 × 1,636.36
  4. Step 4: Simplify right side
    2,962.66x = 6,690,257.86
  5. Step 5: Solve for x
    x = 6,690,257.86/2,962.66
  6. Step 6: Final answer
    x = 2,258.19

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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.