Home / 11,059.33-15,261.71-6,343.51

Finding the Fourth Proportional to 11,059.33, 15,261.71 and 6,343.51

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Solution

The fourth proportional to 11,059.33, 15,261.71 and 6,343.51 is: 8,753.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,059.33 : 15,261.71 = 6,343.51 : x
  2. Step 2: Convert to fraction form
    11,059.33/15,261.71 = 6,343.51/x
  3. Step 3: Cross multiply
    11,059.33x = 15,261.71 × 6,343.51
  4. Step 4: Simplify right side
    11,059.33x = 96,812,733.69
  5. Step 5: Solve for x
    x = 96,812,733.69/11,059.33
  6. Step 6: Final answer
    x = 8,753.95

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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.