Home / 11,274.93-15,558.62-6,494.58

Finding the Fourth Proportional to 11,274.93, 15,558.62 and 6,494.58

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Solution

The fourth proportional to 11,274.93, 15,558.62 and 6,494.58 is: 8,962.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,274.93 : 15,558.62 = 6,494.58 : x
  2. Step 2: Convert to fraction form
    11,274.93/15,558.62 = 6,494.58/x
  3. Step 3: Cross multiply
    11,274.93x = 15,558.62 × 6,494.58
  4. Step 4: Simplify right side
    11,274.93x = 101,046,669.81
  5. Step 5: Solve for x
    x = 101,046,669.81/11,274.93
  6. Step 6: Final answer
    x = 8,962.07

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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.