Home / 11,325.08-16,970.30-4,747.68

Finding the Fourth Proportional to 11,325.08, 16,970.30 and 4,747.68

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Solution

The fourth proportional to 11,325.08, 16,970.30 and 4,747.68 is: 7,114.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,325.08 : 16,970.30 = 4,747.68 : x
  2. Step 2: Convert to fraction form
    11,325.08/16,970.30 = 4,747.68/x
  3. Step 3: Cross multiply
    11,325.08x = 16,970.30 × 4,747.68
  4. Step 4: Simplify right side
    11,325.08x = 80,569,553.90
  5. Step 5: Solve for x
    x = 80,569,553.90/11,325.08
  6. Step 6: Final answer
    x = 7,114.26

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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.