Home / 6,103.80-8,423.19-3,451.20

Finding the Fourth Proportional to 6,103.80, 8,423.19 and 3,451.20

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Solution

The fourth proportional to 6,103.80, 8,423.19 and 3,451.20 is: 4,762.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,103.80 : 8,423.19 = 3,451.20 : x
  2. Step 2: Convert to fraction form
    6,103.80/8,423.19 = 3,451.20/x
  3. Step 3: Cross multiply
    6,103.80x = 8,423.19 × 3,451.20
  4. Step 4: Simplify right side
    6,103.80x = 29,070,113.33
  5. Step 5: Solve for x
    x = 29,070,113.33/6,103.80
  6. Step 6: Final answer
    x = 4,762.63

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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.