Home / 8,409.36-11,604.92-4,874.62

Finding the Fourth Proportional to 8,409.36, 11,604.92 and 4,874.62

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Solution

The fourth proportional to 8,409.36, 11,604.92 and 4,874.62 is: 6,726.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,409.36 : 11,604.92 = 4,874.62 : x
  2. Step 2: Convert to fraction form
    8,409.36/11,604.92 = 4,874.62/x
  3. Step 3: Cross multiply
    8,409.36x = 11,604.92 × 4,874.62
  4. Step 4: Simplify right side
    8,409.36x = 56,569,575.13
  5. Step 5: Solve for x
    x = 56,569,575.13/8,409.36
  6. Step 6: Final answer
    x = 6,726.98

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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.