Home / 7,579.37-11,381.41-4,676.13

Finding the Fourth Proportional to 7,579.37, 11,381.41 and 4,676.13

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Solution

The fourth proportional to 7,579.37, 11,381.41 and 4,676.13 is: 7,021.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,579.37 : 11,381.41 = 4,676.13 : x
  2. Step 2: Convert to fraction form
    7,579.37/11,381.41 = 4,676.13/x
  3. Step 3: Cross multiply
    7,579.37x = 11,381.41 × 4,676.13
  4. Step 4: Simplify right side
    7,579.37x = 53,220,958.59
  5. Step 5: Solve for x
    x = 53,220,958.59/7,579.37
  6. Step 6: Final answer
    x = 7,021.82

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.