Home / 11,323.92-15,625.32-6,354.96

Finding the Fourth Proportional to 11,323.92, 15,625.32 and 6,354.96

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Solution

The fourth proportional to 11,323.92, 15,625.32 and 6,354.96 is: 8,768.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,323.92 : 15,625.32 = 6,354.96 : x
  2. Step 2: Convert to fraction form
    11,323.92/15,625.32 = 6,354.96/x
  3. Step 3: Cross multiply
    11,323.92x = 15,625.32 × 6,354.96
  4. Step 4: Simplify right side
    11,323.92x = 99,298,283.59
  5. Step 5: Solve for x
    x = 99,298,283.59/11,323.92
  6. Step 6: Final answer
    x = 8,768.90

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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.