Home / 6,301.28-8,695.92-3,783.50

Finding the Fourth Proportional to 6,301.28, 8,695.92 and 3,783.50

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Solution

The fourth proportional to 6,301.28, 8,695.92 and 3,783.50 is: 5,221.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,301.28 : 8,695.92 = 3,783.50 : x
  2. Step 2: Convert to fraction form
    6,301.28/8,695.92 = 3,783.50/x
  3. Step 3: Cross multiply
    6,301.28x = 8,695.92 × 3,783.50
  4. Step 4: Simplify right side
    6,301.28x = 32,901,013.32
  5. Step 5: Solve for x
    x = 32,901,013.32/6,301.28
  6. Step 6: Final answer
    x = 5,221.32

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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.