Home / 4,018.50-5,546.88-2,655.81

Finding the Fourth Proportional to 4,018.50, 5,546.88 and 2,655.81

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Solution

The fourth proportional to 4,018.50, 5,546.88 and 2,655.81 is: 3,665.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,018.50 : 5,546.88 = 2,655.81 : x
  2. Step 2: Convert to fraction form
    4,018.50/5,546.88 = 2,655.81/x
  3. Step 3: Cross multiply
    4,018.50x = 5,546.88 × 2,655.81
  4. Step 4: Simplify right side
    4,018.50x = 14,731,459.37
  5. Step 5: Solve for x
    x = 14,731,459.37/4,018.50
  6. Step 6: Final answer
    x = 3,665.91

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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.