Home / 9,327.63-13,976.84-5,165.07

Finding the Fourth Proportional to 9,327.63, 13,976.84 and 5,165.07

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Solution

The fourth proportional to 9,327.63, 13,976.84 and 5,165.07 is: 7,739.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,327.63 : 13,976.84 = 5,165.07 : x
  2. Step 2: Convert to fraction form
    9,327.63/13,976.84 = 5,165.07/x
  3. Step 3: Cross multiply
    9,327.63x = 13,976.84 × 5,165.07
  4. Step 4: Simplify right side
    9,327.63x = 72,191,331.15
  5. Step 5: Solve for x
    x = 72,191,331.15/9,327.63
  6. Step 6: Final answer
    x = 7,739.51

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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.