Home / 4,512.21-6,763.07-1,878.24

Finding the Fourth Proportional to 4,512.21, 6,763.07 and 1,878.24

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Solution

The fourth proportional to 4,512.21, 6,763.07 and 1,878.24 is: 2,815.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,512.21 : 6,763.07 = 1,878.24 : x
  2. Step 2: Convert to fraction form
    4,512.21/6,763.07 = 1,878.24/x
  3. Step 3: Cross multiply
    4,512.21x = 6,763.07 × 1,878.24
  4. Step 4: Simplify right side
    4,512.21x = 12,702,655.33
  5. Step 5: Solve for x
    x = 12,702,655.33/4,512.21
  6. Step 6: Final answer
    x = 2,815.18

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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.