Home / 11,460.11-15,814.80-6,425.58

Finding the Fourth Proportional to 11,460.11, 15,814.80 and 6,425.58

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Solution

The fourth proportional to 11,460.11, 15,814.80 and 6,425.58 is: 8,867.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,460.11 : 15,814.80 = 6,425.58 : x
  2. Step 2: Convert to fraction form
    11,460.11/15,814.80 = 6,425.58/x
  3. Step 3: Cross multiply
    11,460.11x = 15,814.80 × 6,425.58
  4. Step 4: Simplify right side
    11,460.11x = 101,619,262.58
  5. Step 5: Solve for x
    x = 101,619,262.58/11,460.11
  6. Step 6: Final answer
    x = 8,867.22

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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.