Home / 3,475.64-5,213.69-1,527.84

Finding the Fourth Proportional to 3,475.64, 5,213.69 and 1,527.84

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Solution

The fourth proportional to 3,475.64, 5,213.69 and 1,527.84 is: 2,291.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,475.64 : 5,213.69 = 1,527.84 : x
  2. Step 2: Convert to fraction form
    3,475.64/5,213.69 = 1,527.84/x
  3. Step 3: Cross multiply
    3,475.64x = 5,213.69 × 1,527.84
  4. Step 4: Simplify right side
    3,475.64x = 7,965,676.49
  5. Step 5: Solve for x
    x = 7,965,676.49/3,475.64
  6. Step 6: Final answer
    x = 2,291.86

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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.