Home / 4,609.28-6,359.90-3,190.76

Finding the Fourth Proportional to 4,609.28, 6,359.90 and 3,190.76

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Solution

The fourth proportional to 4,609.28, 6,359.90 and 3,190.76 is: 4,402.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,609.28 : 6,359.90 = 3,190.76 : x
  2. Step 2: Convert to fraction form
    4,609.28/6,359.90 = 3,190.76/x
  3. Step 3: Cross multiply
    4,609.28x = 6,359.90 × 3,190.76
  4. Step 4: Simplify right side
    4,609.28x = 20,292,914.52
  5. Step 5: Solve for x
    x = 20,292,914.52/4,609.28
  6. Step 6: Final answer
    x = 4,402.62

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Double scale
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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.