Home / 11,741.47-16,202.35-6,436.17

Finding the Fourth Proportional to 11,741.47, 16,202.35 and 6,436.17

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Solution

The fourth proportional to 11,741.47, 16,202.35 and 6,436.17 is: 8,881.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,741.47 : 16,202.35 = 6,436.17 : x
  2. Step 2: Convert to fraction form
    11,741.47/16,202.35 = 6,436.17/x
  3. Step 3: Cross multiply
    11,741.47x = 16,202.35 × 6,436.17
  4. Step 4: Simplify right side
    11,741.47x = 104,281,079.00
  5. Step 5: Solve for x
    x = 104,281,079.00/11,741.47
  6. Step 6: Final answer
    x = 8,881.43

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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.