Home / 7,635.42-11,453.67-2,089.17

Finding the Fourth Proportional to 7,635.42, 11,453.67 and 2,089.17

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Solution

The fourth proportional to 7,635.42, 11,453.67 and 2,089.17 is: 3,133.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,635.42 : 11,453.67 = 2,089.17 : x
  2. Step 2: Convert to fraction form
    7,635.42/11,453.67 = 2,089.17/x
  3. Step 3: Cross multiply
    7,635.42x = 11,453.67 × 2,089.17
  4. Step 4: Simplify right side
    7,635.42x = 23,928,663.75
  5. Step 5: Solve for x
    x = 23,928,663.75/7,635.42
  6. Step 6: Final answer
    x = 3,133.90

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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.