Home / 6,195.45-8,550-3,543.72

Finding the Fourth Proportional to 6,195.45, 8,550 and 3,543.72

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Solution

The fourth proportional to 6,195.45, 8,550 and 3,543.72 is: 4,890.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,195.45 : 8,550 = 3,543.72 : x
  2. Step 2: Convert to fraction form
    6,195.45/8,550 = 3,543.72/x
  3. Step 3: Cross multiply
    6,195.45x = 8,550 × 3,543.72
  4. Step 4: Simplify right side
    6,195.45x = 30,298,806
  5. Step 5: Solve for x
    x = 30,298,806/6,195.45
  6. Step 6: Final answer
    x = 4,890.49

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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.