Home / 11,550.16-17,331.75-6,285.55

Finding the Fourth Proportional to 11,550.16, 17,331.75 and 6,285.55

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Solution

The fourth proportional to 11,550.16, 17,331.75 and 6,285.55 is: 9,431.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,550.16 : 17,331.75 = 6,285.55 : x
  2. Step 2: Convert to fraction form
    11,550.16/17,331.75 = 6,285.55/x
  3. Step 3: Cross multiply
    11,550.16x = 17,331.75 × 6,285.55
  4. Step 4: Simplify right side
    11,550.16x = 108,939,581.21
  5. Step 5: Solve for x
    x = 108,939,581.21/11,550.16
  6. Step 6: Final answer
    x = 9,431.87

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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.