Home / 11,740.47-16,200.97-6,435.17

Finding the Fourth Proportional to 11,740.47, 16,200.97 and 6,435.17

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Solution

The fourth proportional to 11,740.47, 16,200.97 and 6,435.17 is: 8,880.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,740.47 : 16,200.97 = 6,435.17 : x
  2. Step 2: Convert to fraction form
    11,740.47/16,200.97 = 6,435.17/x
  3. Step 3: Cross multiply
    11,740.47x = 16,200.97 × 6,435.17
  4. Step 4: Simplify right side
    11,740.47x = 104,255,996.11
  5. Step 5: Solve for x
    x = 104,255,996.11/11,740.47
  6. Step 6: Final answer
    x = 8,880.05

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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.