Home / 9,415.48-14,118.62-3,867.34

Finding the Fourth Proportional to 9,415.48, 14,118.62 and 3,867.34

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Solution

The fourth proportional to 9,415.48, 14,118.62 and 3,867.34 is: 5,799.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,415.48 : 14,118.62 = 3,867.34 : x
  2. Step 2: Convert to fraction form
    9,415.48/14,118.62 = 3,867.34/x
  3. Step 3: Cross multiply
    9,415.48x = 14,118.62 × 3,867.34
  4. Step 4: Simplify right side
    9,415.48x = 54,601,503.87
  5. Step 5: Solve for x
    x = 54,601,503.87/9,415.48
  6. Step 6: Final answer
    x = 5,799.12

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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.