Home / 7,237.69-10,856.11-2,794.49

Finding the Fourth Proportional to 7,237.69, 10,856.11 and 2,794.49

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Solution

The fourth proportional to 7,237.69, 10,856.11 and 2,794.49 is: 4,191.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,237.69 : 10,856.11 = 2,794.49 : x
  2. Step 2: Convert to fraction form
    7,237.69/10,856.11 = 2,794.49/x
  3. Step 3: Cross multiply
    7,237.69x = 10,856.11 × 2,794.49
  4. Step 4: Simplify right side
    7,237.69x = 30,337,222.58
  5. Step 5: Solve for x
    x = 30,337,222.58/7,237.69
  6. Step 6: Final answer
    x = 4,191.56

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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.