Home / 5,401.05-7,453.88-3,011.80

Finding the Fourth Proportional to 5,401.05, 7,453.88 and 3,011.80

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Solution

The fourth proportional to 5,401.05, 7,453.88 and 3,011.80 is: 4,156.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,401.05 : 7,453.88 = 3,011.80 : x
  2. Step 2: Convert to fraction form
    5,401.05/7,453.88 = 3,011.80/x
  3. Step 3: Cross multiply
    5,401.05x = 7,453.88 × 3,011.80
  4. Step 4: Simplify right side
    5,401.05x = 22,449,562.09
  5. Step 5: Solve for x
    x = 22,449,562.09/5,401.05
  6. Step 6: Final answer
    x = 4,156.52

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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.