Home / 7,420.91-10,241.01-4,063.86

Finding the Fourth Proportional to 7,420.91, 10,241.01 and 4,063.86

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Solution

The fourth proportional to 7,420.91, 10,241.01 and 4,063.86 is: 5,608.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,420.91 : 10,241.01 = 4,063.86 : x
  2. Step 2: Convert to fraction form
    7,420.91/10,241.01 = 4,063.86/x
  3. Step 3: Cross multiply
    7,420.91x = 10,241.01 × 4,063.86
  4. Step 4: Simplify right side
    7,420.91x = 41,618,030.90
  5. Step 5: Solve for x
    x = 41,618,030.90/7,420.91
  6. Step 6: Final answer
    x = 5,608.22

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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.