Home / 11,326.58-15,630.89-6,291.27

Finding the Fourth Proportional to 11,326.58, 15,630.89 and 6,291.27

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Solution

The fourth proportional to 11,326.58, 15,630.89 and 6,291.27 is: 8,682.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,326.58 : 15,630.89 = 6,291.27 : x
  2. Step 2: Convert to fraction form
    11,326.58/15,630.89 = 6,291.27/x
  3. Step 3: Cross multiply
    11,326.58x = 15,630.89 × 6,291.27
  4. Step 4: Simplify right side
    11,326.58x = 98,338,165.06
  5. Step 5: Solve for x
    x = 98,338,165.06/11,326.58
  6. Step 6: Final answer
    x = 8,682.07

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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.