Home / 6,190.79-8,543.25-3,358.22

Finding the Fourth Proportional to 6,190.79, 8,543.25 and 3,358.22

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Solution

The fourth proportional to 6,190.79, 8,543.25 and 3,358.22 is: 4,634.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,190.79 : 8,543.25 = 3,358.22 : x
  2. Step 2: Convert to fraction form
    6,190.79/8,543.25 = 3,358.22/x
  3. Step 3: Cross multiply
    6,190.79x = 8,543.25 × 3,358.22
  4. Step 4: Simplify right side
    6,190.79x = 28,690,070.30
  5. Step 5: Solve for x
    x = 28,690,070.30/6,190.79
  6. Step 6: Final answer
    x = 4,634.32

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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.