Home / 8,890.92-13,337.07-2,650.45

Finding the Fourth Proportional to 8,890.92, 13,337.07 and 2,650.45

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Solution

The fourth proportional to 8,890.92, 13,337.07 and 2,650.45 is: 3,975.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,890.92 : 13,337.07 = 2,650.45 : x
  2. Step 2: Convert to fraction form
    8,890.92/13,337.07 = 2,650.45/x
  3. Step 3: Cross multiply
    8,890.92x = 13,337.07 × 2,650.45
  4. Step 4: Simplify right side
    8,890.92x = 35,349,223.93
  5. Step 5: Solve for x
    x = 35,349,223.93/8,890.92
  6. Step 6: Final answer
    x = 3,975.88

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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.