Home / 11,631.06-16,045.74-6,914.34

Finding the Fourth Proportional to 11,631.06, 16,045.74 and 6,914.34

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Solution

The fourth proportional to 11,631.06, 16,045.74 and 6,914.34 is: 9,538.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,631.06 : 16,045.74 = 6,914.34 : x
  2. Step 2: Convert to fraction form
    11,631.06/16,045.74 = 6,914.34/x
  3. Step 3: Cross multiply
    11,631.06x = 16,045.74 × 6,914.34
  4. Step 4: Simplify right side
    11,631.06x = 110,945,701.91
  5. Step 5: Solve for x
    x = 110,945,701.91/11,631.06
  6. Step 6: Final answer
    x = 9,538.74

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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.