Home / 7,406.41-10,221.04-4,423.97

Finding the Fourth Proportional to 7,406.41, 10,221.04 and 4,423.97

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Solution

The fourth proportional to 7,406.41, 10,221.04 and 4,423.97 is: 6,105.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,406.41 : 10,221.04 = 4,423.97 : x
  2. Step 2: Convert to fraction form
    7,406.41/10,221.04 = 4,423.97/x
  3. Step 3: Cross multiply
    7,406.41x = 10,221.04 × 4,423.97
  4. Step 4: Simplify right side
    7,406.41x = 45,217,523.03
  5. Step 5: Solve for x
    x = 45,217,523.03/7,406.41
  6. Step 6: Final answer
    x = 6,105.19

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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.