Home / 9,505.05-13,104.50-6,853.11

Finding the Fourth Proportional to 9,505.05, 13,104.50 and 6,853.11

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Solution

The fourth proportional to 9,505.05, 13,104.50 and 6,853.11 is: 9,448.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,505.05 : 13,104.50 = 6,853.11 : x
  2. Step 2: Convert to fraction form
    9,505.05/13,104.50 = 6,853.11/x
  3. Step 3: Cross multiply
    9,505.05x = 13,104.50 × 6,853.11
  4. Step 4: Simplify right side
    9,505.05x = 89,806,545.73
  5. Step 5: Solve for x
    x = 89,806,545.73/9,505.05
  6. Step 6: Final answer
    x = 9,448.30

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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.