Home / 6,434.28-8,878.22-3,601.08

Finding the Fourth Proportional to 6,434.28, 8,878.22 and 3,601.08

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Solution

The fourth proportional to 6,434.28, 8,878.22 and 3,601.08 is: 4,968.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,434.28 : 8,878.22 = 3,601.08 : x
  2. Step 2: Convert to fraction form
    6,434.28/8,878.22 = 3,601.08/x
  3. Step 3: Cross multiply
    6,434.28x = 8,878.22 × 3,601.08
  4. Step 4: Simplify right side
    6,434.28x = 31,971,180.48
  5. Step 5: Solve for x
    x = 31,971,180.48/6,434.28
  6. Step 6: Final answer
    x = 4,968.88

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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.