Home / 2,956.19-4,434.29-2,775.76

Finding the Fourth Proportional to 2,956.19, 4,434.29 and 2,775.76

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Solution

The fourth proportional to 2,956.19, 4,434.29 and 2,775.76 is: 4,163.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,956.19 : 4,434.29 = 2,775.76 : x
  2. Step 2: Convert to fraction form
    2,956.19/4,434.29 = 2,775.76/x
  3. Step 3: Cross multiply
    2,956.19x = 4,434.29 × 2,775.76
  4. Step 4: Simplify right side
    2,956.19x = 12,308,524.81
  5. Step 5: Solve for x
    x = 12,308,524.81/2,956.19
  6. Step 6: Final answer
    x = 4,163.64

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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.