Home / 11,865.96-16,374.94-6,560.68

Finding the Fourth Proportional to 11,865.96, 16,374.94 and 6,560.68

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Solution

The fourth proportional to 11,865.96, 16,374.94 and 6,560.68 is: 9,053.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,865.96 : 16,374.94 = 6,560.68 : x
  2. Step 2: Convert to fraction form
    11,865.96/16,374.94 = 6,560.68/x
  3. Step 3: Cross multiply
    11,865.96x = 16,374.94 × 6,560.68
  4. Step 4: Simplify right side
    11,865.96x = 107,430,741.36
  5. Step 5: Solve for x
    x = 107,430,741.36/11,865.96
  6. Step 6: Final answer
    x = 9,053.69

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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.