Home / 11,601.36-16,013.16-6,888.96

Finding the Fourth Proportional to 11,601.36, 16,013.16 and 6,888.96

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Solution

The fourth proportional to 11,601.36, 16,013.16 and 6,888.96 is: 9,508.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,601.36 : 16,013.16 = 6,888.96 : x
  2. Step 2: Convert to fraction form
    11,601.36/16,013.16 = 6,888.96/x
  3. Step 3: Cross multiply
    11,601.36x = 16,013.16 × 6,888.96
  4. Step 4: Simplify right side
    11,601.36x = 110,314,018.71
  5. Step 5: Solve for x
    x = 110,314,018.71/11,601.36
  6. Step 6: Final answer
    x = 9,508.71

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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.