Home / 7,452.10-11,165.35-3,936.90

Finding the Fourth Proportional to 7,452.10, 11,165.35 and 3,936.90

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Solution

The fourth proportional to 7,452.10, 11,165.35 and 3,936.90 is: 5,898.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,452.10 : 11,165.35 = 3,936.90 : x
  2. Step 2: Convert to fraction form
    7,452.10/11,165.35 = 3,936.90/x
  3. Step 3: Cross multiply
    7,452.10x = 11,165.35 × 3,936.90
  4. Step 4: Simplify right side
    7,452.10x = 43,956,866.42
  5. Step 5: Solve for x
    x = 43,956,866.42/7,452.10
  6. Step 6: Final answer
    x = 5,898.59

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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.