Home / 9,772.03-13,496.54-6,622.75

Finding the Fourth Proportional to 9,772.03, 13,496.54 and 6,622.75

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Solution

The fourth proportional to 9,772.03, 13,496.54 and 6,622.75 is: 9,146.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,772.03 : 13,496.54 = 6,622.75 : x
  2. Step 2: Convert to fraction form
    9,772.03/13,496.54 = 6,622.75/x
  3. Step 3: Cross multiply
    9,772.03x = 13,496.54 × 6,622.75
  4. Step 4: Simplify right side
    9,772.03x = 89,384,231.29
  5. Step 5: Solve for x
    x = 89,384,231.29/9,772.03
  6. Step 6: Final answer
    x = 9,146.94

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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.