Home / 9,557.05-14,309.87-7,794.78

Finding the Fourth Proportional to 9,557.05, 14,309.87 and 7,794.78

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Solution

The fourth proportional to 9,557.05, 14,309.87 and 7,794.78 is: 11,671.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,557.05 : 14,309.87 = 7,794.78 : x
  2. Step 2: Convert to fraction form
    9,557.05/14,309.87 = 7,794.78/x
  3. Step 3: Cross multiply
    9,557.05x = 14,309.87 × 7,794.78
  4. Step 4: Simplify right side
    9,557.05x = 111,542,272.19
  5. Step 5: Solve for x
    x = 111,542,272.19/9,557.05
  6. Step 6: Final answer
    x = 11,671.21

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.