Home / 11,261.43-15,541.71-6,546.63

Finding the Fourth Proportional to 11,261.43, 15,541.71 and 6,546.63

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Solution

The fourth proportional to 11,261.43, 15,541.71 and 6,546.63 is: 9,034.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,261.43 : 15,541.71 = 6,546.63 : x
  2. Step 2: Convert to fraction form
    11,261.43/15,541.71 = 6,546.63/x
  3. Step 3: Cross multiply
    11,261.43x = 15,541.71 × 6,546.63
  4. Step 4: Simplify right side
    11,261.43x = 101,745,824.94
  5. Step 5: Solve for x
    x = 101,745,824.94/11,261.43
  6. Step 6: Final answer
    x = 9,034.89

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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.