Home / 11,740.57-16,201.99-6,435.28

Finding the Fourth Proportional to 11,740.57, 16,201.99 and 6,435.28

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Solution

The fourth proportional to 11,740.57, 16,201.99 and 6,435.28 is: 8,880.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,740.57 : 16,201.99 = 6,435.28 : x
  2. Step 2: Convert to fraction form
    11,740.57/16,201.99 = 6,435.28/x
  3. Step 3: Cross multiply
    11,740.57x = 16,201.99 × 6,435.28
  4. Step 4: Simplify right side
    11,740.57x = 104,264,279.37
  5. Step 5: Solve for x
    x = 104,264,279.37/11,740.57
  6. Step 6: Final answer
    x = 8,880.68

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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.