Home / 11,858.96-16,364.38-6,553.76

Finding the Fourth Proportional to 11,858.96, 16,364.38 and 6,553.76

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Solution

The fourth proportional to 11,858.96, 16,364.38 and 6,553.76 is: 9,043.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,858.96 : 16,364.38 = 6,553.76 : x
  2. Step 2: Convert to fraction form
    11,858.96/16,364.38 = 6,553.76/x
  3. Step 3: Cross multiply
    11,858.96x = 16,364.38 × 6,553.76
  4. Step 4: Simplify right side
    11,858.96x = 107,248,225.20
  5. Step 5: Solve for x
    x = 107,248,225.20/11,858.96
  6. Step 6: Final answer
    x = 9,043.65

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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.