Home / 6,133.28-8,463.76-3,338.72

Finding the Fourth Proportional to 6,133.28, 8,463.76 and 3,338.72

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Solution

The fourth proportional to 6,133.28, 8,463.76 and 3,338.72 is: 4,607.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,133.28 : 8,463.76 = 3,338.72 : x
  2. Step 2: Convert to fraction form
    6,133.28/8,463.76 = 3,338.72/x
  3. Step 3: Cross multiply
    6,133.28x = 8,463.76 × 3,338.72
  4. Step 4: Simplify right side
    6,133.28x = 28,258,124.79
  5. Step 5: Solve for x
    x = 28,258,124.79/6,133.28
  6. Step 6: Final answer
    x = 4,607.34

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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.