Home / 4,485.90-6,188.88-2,716.86

Finding the Fourth Proportional to 4,485.90, 6,188.88 and 2,716.86

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Solution

The fourth proportional to 4,485.90, 6,188.88 and 2,716.86 is: 3,748.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,485.90 : 6,188.88 = 2,716.86 : x
  2. Step 2: Convert to fraction form
    4,485.90/6,188.88 = 2,716.86/x
  3. Step 3: Cross multiply
    4,485.90x = 6,188.88 × 2,716.86
  4. Step 4: Simplify right side
    4,485.90x = 16,814,320.52
  5. Step 5: Solve for x
    x = 16,814,320.52/4,485.90
  6. Step 6: Final answer
    x = 3,748.26

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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.