Home / 7,575.38-11,361.72-2,309.12

Finding the Fourth Proportional to 7,575.38, 11,361.72 and 2,309.12

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Solution

The fourth proportional to 7,575.38, 11,361.72 and 2,309.12 is: 3,463.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,575.38 : 11,361.72 = 2,309.12 : x
  2. Step 2: Convert to fraction form
    7,575.38/11,361.72 = 2,309.12/x
  3. Step 3: Cross multiply
    7,575.38x = 11,361.72 × 2,309.12
  4. Step 4: Simplify right side
    7,575.38x = 26,235,574.89
  5. Step 5: Solve for x
    x = 26,235,574.89/7,575.38
  6. Step 6: Final answer
    x = 3,463.27

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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.