Home / 11,866.41-16,374.99-6,560.88

Finding the Fourth Proportional to 11,866.41, 16,374.99 and 6,560.88

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Solution

The fourth proportional to 11,866.41, 16,374.99 and 6,560.88 is: 9,053.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,866.41 : 16,374.99 = 6,560.88 : x
  2. Step 2: Convert to fraction form
    11,866.41/16,374.99 = 6,560.88/x
  3. Step 3: Cross multiply
    11,866.41x = 16,374.99 × 6,560.88
  4. Step 4: Simplify right side
    11,866.41x = 107,434,344.39
  5. Step 5: Solve for x
    x = 107,434,344.39/11,866.41
  6. Step 6: Final answer
    x = 9,053.65

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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.