Home / 11,845.32-16,347.02-6,539.97

Finding the Fourth Proportional to 11,845.32, 16,347.02 and 6,539.97

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Solution

The fourth proportional to 11,845.32, 16,347.02 and 6,539.97 is: 9,025.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,845.32 : 16,347.02 = 6,539.97 : x
  2. Step 2: Convert to fraction form
    11,845.32/16,347.02 = 6,539.97/x
  3. Step 3: Cross multiply
    11,845.32x = 16,347.02 × 6,539.97
  4. Step 4: Simplify right side
    11,845.32x = 106,908,987.69
  5. Step 5: Solve for x
    x = 106,908,987.69/11,845.32
  6. Step 6: Final answer
    x = 9,025.42

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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.