Home / 4,650.11-6,419.35-2,660.28

Finding the Fourth Proportional to 4,650.11, 6,419.35 and 2,660.28

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Solution

The fourth proportional to 4,650.11, 6,419.35 and 2,660.28 is: 3,672.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,650.11 : 6,419.35 = 2,660.28 : x
  2. Step 2: Convert to fraction form
    4,650.11/6,419.35 = 2,660.28/x
  3. Step 3: Cross multiply
    4,650.11x = 6,419.35 × 2,660.28
  4. Step 4: Simplify right side
    4,650.11x = 17,077,247.67
  5. Step 5: Solve for x
    x = 17,077,247.67/4,650.11
  6. Step 6: Final answer
    x = 3,672.44

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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.