Home / 6,433.68-8,878.66-3,601.02

Finding the Fourth Proportional to 6,433.68, 8,878.66 and 3,601.02

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Solution

The fourth proportional to 6,433.68, 8,878.66 and 3,601.02 is: 4,969.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,433.68 : 8,878.66 = 3,601.02 : x
  2. Step 2: Convert to fraction form
    6,433.68/8,878.66 = 3,601.02/x
  3. Step 3: Cross multiply
    6,433.68x = 8,878.66 × 3,601.02
  4. Step 4: Simplify right side
    6,433.68x = 31,972,232.23
  5. Step 5: Solve for x
    x = 31,972,232.23/6,433.68
  6. Step 6: Final answer
    x = 4,969.51

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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.