Home / 6,221.02-8,584.60-3,426.52

Finding the Fourth Proportional to 6,221.02, 8,584.60 and 3,426.52

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Solution

The fourth proportional to 6,221.02, 8,584.60 and 3,426.52 is: 4,728.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,221.02 : 8,584.60 = 3,426.52 : x
  2. Step 2: Convert to fraction form
    6,221.02/8,584.60 = 3,426.52/x
  3. Step 3: Cross multiply
    6,221.02x = 8,584.60 × 3,426.52
  4. Step 4: Simplify right side
    6,221.02x = 29,415,303.59
  5. Step 5: Solve for x
    x = 29,415,303.59/6,221.02
  6. Step 6: Final answer
    x = 4,728.37

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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.