Home / 4,455.25-6,147.41-2,862.18

Finding the Fourth Proportional to 4,455.25, 6,147.41 and 2,862.18

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Solution

The fourth proportional to 4,455.25, 6,147.41 and 2,862.18 is: 3,949.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,455.25 : 6,147.41 = 2,862.18 : x
  2. Step 2: Convert to fraction form
    4,455.25/6,147.41 = 2,862.18/x
  3. Step 3: Cross multiply
    4,455.25x = 6,147.41 × 2,862.18
  4. Step 4: Simplify right side
    4,455.25x = 17,595,001.11
  5. Step 5: Solve for x
    x = 17,595,001.11/4,455.25
  6. Step 6: Final answer
    x = 3,949.28

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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.