Home / 7,835.24-11,751.01-3,678.12

Finding the Fourth Proportional to 7,835.24, 11,751.01 and 3,678.12

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Solution

The fourth proportional to 7,835.24, 11,751.01 and 3,678.12 is: 5,516.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,835.24 : 11,751.01 = 3,678.12 : x
  2. Step 2: Convert to fraction form
    7,835.24/11,751.01 = 3,678.12/x
  3. Step 3: Cross multiply
    7,835.24x = 11,751.01 × 3,678.12
  4. Step 4: Simplify right side
    7,835.24x = 43,221,624.90
  5. Step 5: Solve for x
    x = 43,221,624.90/7,835.24
  6. Step 6: Final answer
    x = 5,516.31

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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.