Home / 2,600.45-3,581.33-2,433.69

Finding the Fourth Proportional to 2,600.45, 3,581.33 and 2,433.69

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Solution

The fourth proportional to 2,600.45, 3,581.33 and 2,433.69 is: 3,351.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,600.45 : 3,581.33 = 2,433.69 : x
  2. Step 2: Convert to fraction form
    2,600.45/3,581.33 = 2,433.69/x
  3. Step 3: Cross multiply
    2,600.45x = 3,581.33 × 2,433.69
  4. Step 4: Simplify right side
    2,600.45x = 8,715,834.84
  5. Step 5: Solve for x
    x = 8,715,834.84/2,600.45
  6. Step 6: Final answer
    x = 3,351.67

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.