Home / 9,331.37-13,998.03-4,399.68

Finding the Fourth Proportional to 9,331.37, 13,998.03 and 4,399.68

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Solution

The fourth proportional to 9,331.37, 13,998.03 and 4,399.68 is: 6,599.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,331.37 : 13,998.03 = 4,399.68 : x
  2. Step 2: Convert to fraction form
    9,331.37/13,998.03 = 4,399.68/x
  3. Step 3: Cross multiply
    9,331.37x = 13,998.03 × 4,399.68
  4. Step 4: Simplify right side
    9,331.37x = 61,586,830.63
  5. Step 5: Solve for x
    x = 61,586,830.63/9,331.37
  6. Step 6: Final answer
    x = 6,599.98

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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.