Home / 3,775.89-5,655.56-2,676.92

Finding the Fourth Proportional to 3,775.89, 5,655.56 and 2,676.92

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Solution

The fourth proportional to 3,775.89, 5,655.56 and 2,676.92 is: 4,009.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,775.89 : 5,655.56 = 2,676.92 : x
  2. Step 2: Convert to fraction form
    3,775.89/5,655.56 = 2,676.92/x
  3. Step 3: Cross multiply
    3,775.89x = 5,655.56 × 2,676.92
  4. Step 4: Simplify right side
    3,775.89x = 15,139,482.43
  5. Step 5: Solve for x
    x = 15,139,482.43/3,775.89
  6. Step 6: Final answer
    x = 4,009.51

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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.