Home / 5,485.08-8,208.48-4,486.36

Finding the Fourth Proportional to 5,485.08, 8,208.48 and 4,486.36

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Solution

The fourth proportional to 5,485.08, 8,208.48 and 4,486.36 is: 6,713.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,485.08 : 8,208.48 = 4,486.36 : x
  2. Step 2: Convert to fraction form
    5,485.08/8,208.48 = 4,486.36/x
  3. Step 3: Cross multiply
    5,485.08x = 8,208.48 × 4,486.36
  4. Step 4: Simplify right side
    5,485.08x = 36,826,196.33
  5. Step 5: Solve for x
    x = 36,826,196.33/5,485.08
  6. Step 6: Final answer
    x = 6,713.88

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.