Home / 2,761.61-4,157.96-2,434.64

Finding the Fourth Proportional to 2,761.61, 4,157.96 and 2,434.64

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Solution

The fourth proportional to 2,761.61, 4,157.96 and 2,434.64 is: 3,665.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,761.61 : 4,157.96 = 2,434.64 : x
  2. Step 2: Convert to fraction form
    2,761.61/4,157.96 = 2,434.64/x
  3. Step 3: Cross multiply
    2,761.61x = 4,157.96 × 2,434.64
  4. Step 4: Simplify right side
    2,761.61x = 10,123,133.96
  5. Step 5: Solve for x
    x = 10,123,133.96/2,761.61
  6. Step 6: Final answer
    x = 3,665.67

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.