Home / 11,059.07-15,261.48-6,343.31

Finding the Fourth Proportional to 11,059.07, 15,261.48 and 6,343.31

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Solution

The fourth proportional to 11,059.07, 15,261.48 and 6,343.31 is: 8,753.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,059.07 : 15,261.48 = 6,343.31 : x
  2. Step 2: Convert to fraction form
    11,059.07/15,261.48 = 6,343.31/x
  3. Step 3: Cross multiply
    11,059.07x = 15,261.48 × 6,343.31
  4. Step 4: Simplify right side
    11,059.07x = 96,808,336.85
  5. Step 5: Solve for x
    x = 96,808,336.85/11,059.07
  6. Step 6: Final answer
    x = 8,753.75

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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.