Home / 11,324.71-15,629.54-6,848.49

Finding the Fourth Proportional to 11,324.71, 15,629.54 and 6,848.49

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Solution

The fourth proportional to 11,324.71, 15,629.54 and 6,848.49 is: 9,451.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,324.71 : 15,629.54 = 6,848.49 : x
  2. Step 2: Convert to fraction form
    11,324.71/15,629.54 = 6,848.49/x
  3. Step 3: Cross multiply
    11,324.71x = 15,629.54 × 6,848.49
  4. Step 4: Simplify right side
    11,324.71x = 107,038,748.39
  5. Step 5: Solve for x
    x = 107,038,748.39/11,324.71
  6. Step 6: Final answer
    x = 9,451.79

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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.