Home / 6,188.55-8,540.01-4,423.11

Finding the Fourth Proportional to 6,188.55, 8,540.01 and 4,423.11

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Solution

The fourth proportional to 6,188.55, 8,540.01 and 4,423.11 is: 6,103.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,188.55 : 8,540.01 = 4,423.11 : x
  2. Step 2: Convert to fraction form
    6,188.55/8,540.01 = 4,423.11/x
  3. Step 3: Cross multiply
    6,188.55x = 8,540.01 × 4,423.11
  4. Step 4: Simplify right side
    6,188.55x = 37,773,403.63
  5. Step 5: Solve for x
    x = 37,773,403.63/6,188.55
  6. Step 6: Final answer
    x = 6,103.76

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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.