Home / 4,111.60-6,167.40-3,636.40

Finding the Fourth Proportional to 4,111.60, 6,167.40 and 3,636.40

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Solution

The fourth proportional to 4,111.60, 6,167.40 and 3,636.40 is: 5,454.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,111.60 : 6,167.40 = 3,636.40 : x
  2. Step 2: Convert to fraction form
    4,111.60/6,167.40 = 3,636.40/x
  3. Step 3: Cross multiply
    4,111.60x = 6,167.40 × 3,636.40
  4. Step 4: Simplify right side
    4,111.60x = 22,427,133.36
  5. Step 5: Solve for x
    x = 22,427,133.36/4,111.60
  6. Step 6: Final answer
    x = 5,454.60

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.