Home / 4,650.30-6,414.66-2,880.63

Finding the Fourth Proportional to 4,650.30, 6,414.66 and 2,880.63

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Solution

The fourth proportional to 4,650.30, 6,414.66 and 2,880.63 is: 3,973.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,650.30 : 6,414.66 = 2,880.63 : x
  2. Step 2: Convert to fraction form
    4,650.30/6,414.66 = 2,880.63/x
  3. Step 3: Cross multiply
    4,650.30x = 6,414.66 × 2,880.63
  4. Step 4: Simplify right side
    4,650.30x = 18,478,262.04
  5. Step 5: Solve for x
    x = 18,478,262.04/4,650.30
  6. Step 6: Final answer
    x = 3,973.56

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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.