Home / 11,740.19-16,201.46-6,434.99

Finding the Fourth Proportional to 11,740.19, 16,201.46 and 6,434.99

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Solution

The fourth proportional to 11,740.19, 16,201.46 and 6,434.99 is: 8,880.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,740.19 : 16,201.46 = 6,434.99 : x
  2. Step 2: Convert to fraction form
    11,740.19/16,201.46 = 6,434.99/x
  3. Step 3: Cross multiply
    11,740.19x = 16,201.46 × 6,434.99
  4. Step 4: Simplify right side
    11,740.19x = 104,256,119.90
  5. Step 5: Solve for x
    x = 104,256,119.90/11,740.19
  6. Step 6: Final answer
    x = 8,880.28

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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.