Home / 11,886.95-16,404.00-6,581.77

Finding the Fourth Proportional to 11,886.95, 16,404.00 and 6,581.77

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Solution

The fourth proportional to 11,886.95, 16,404.00 and 6,581.77 is: 9,082.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,886.95 : 16,404.00 = 6,581.77 : x
  2. Step 2: Convert to fraction form
    11,886.95/16,404.00 = 6,581.77/x
  3. Step 3: Cross multiply
    11,886.95x = 16,404.00 × 6,581.77
  4. Step 4: Simplify right side
    11,886.95x = 107,967,330.40
  5. Step 5: Solve for x
    x = 107,967,330.40/11,886.95
  6. Step 6: Final answer
    x = 9,082.84

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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.