Home / 7,746.05-11,609.55-3,580.42

Finding the Fourth Proportional to 7,746.05, 11,609.55 and 3,580.42

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Solution

The fourth proportional to 7,746.05, 11,609.55 and 3,580.42 is: 5,366.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,746.05 : 11,609.55 = 3,580.42 : x
  2. Step 2: Convert to fraction form
    7,746.05/11,609.55 = 3,580.42/x
  3. Step 3: Cross multiply
    7,746.05x = 11,609.55 × 3,580.42
  4. Step 4: Simplify right side
    7,746.05x = 41,567,035.99
  5. Step 5: Solve for x
    x = 41,567,035.99/7,746.05
  6. Step 6: Final answer
    x = 5,366.23

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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.