Home / 9,427.92-14,147.84-5,270.66

Finding the Fourth Proportional to 9,427.92, 14,147.84 and 5,270.66

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Solution

The fourth proportional to 9,427.92, 14,147.84 and 5,270.66 is: 7,909.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,427.92 : 14,147.84 = 5,270.66 : x
  2. Step 2: Convert to fraction form
    9,427.92/14,147.84 = 5,270.66/x
  3. Step 3: Cross multiply
    9,427.92x = 14,147.84 × 5,270.66
  4. Step 4: Simplify right side
    9,427.92x = 74,568,415.15
  5. Step 5: Solve for x
    x = 74,568,415.15/9,427.92
  6. Step 6: Final answer
    x = 7,909.32

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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.