Home / 5,979.71-8,263.38-4,485.03

Finding the Fourth Proportional to 5,979.71, 8,263.38 and 4,485.03

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Solution

The fourth proportional to 5,979.71, 8,263.38 and 4,485.03 is: 6,197.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,979.71 : 8,263.38 = 4,485.03 : x
  2. Step 2: Convert to fraction form
    5,979.71/8,263.38 = 4,485.03/x
  3. Step 3: Cross multiply
    5,979.71x = 8,263.38 × 4,485.03
  4. Step 4: Simplify right side
    5,979.71x = 37,061,484.78
  5. Step 5: Solve for x
    x = 37,061,484.78/5,979.71
  6. Step 6: Final answer
    x = 6,197.88

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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.