Home / 11,551.29-15,940.77-6,246.09

Finding the Fourth Proportional to 11,551.29, 15,940.77 and 6,246.09

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Solution

The fourth proportional to 11,551.29, 15,940.77 and 6,246.09 is: 8,619.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,551.29 : 15,940.77 = 6,246.09 : x
  2. Step 2: Convert to fraction form
    11,551.29/15,940.77 = 6,246.09/x
  3. Step 3: Cross multiply
    11,551.29x = 15,940.77 × 6,246.09
  4. Step 4: Simplify right side
    11,551.29x = 99,567,484.09
  5. Step 5: Solve for x
    x = 99,567,484.09/11,551.29
  6. Step 6: Final answer
    x = 8,619.60

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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.