Home / 8,045.42-11,102.98-4,508.50

Finding the Fourth Proportional to 8,045.42, 11,102.98 and 4,508.50

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Solution

The fourth proportional to 8,045.42, 11,102.98 and 4,508.50 is: 6,221.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,045.42 : 11,102.98 = 4,508.50 : x
  2. Step 2: Convert to fraction form
    8,045.42/11,102.98 = 4,508.50/x
  3. Step 3: Cross multiply
    8,045.42x = 11,102.98 × 4,508.50
  4. Step 4: Simplify right side
    8,045.42x = 50,057,785.33
  5. Step 5: Solve for x
    x = 50,057,785.33/8,045.42
  6. Step 6: Final answer
    x = 6,221.90

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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.