Home / 9,327.60-13,988.46-3,086.19

Finding the Fourth Proportional to 9,327.60, 13,988.46 and 3,086.19

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Solution

The fourth proportional to 9,327.60, 13,988.46 and 3,086.19 is: 4,628.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,327.60 : 13,988.46 = 3,086.19 : x
  2. Step 2: Convert to fraction form
    9,327.60/13,988.46 = 3,086.19/x
  3. Step 3: Cross multiply
    9,327.60x = 13,988.46 × 3,086.19
  4. Step 4: Simplify right side
    9,327.60x = 43,171,045.37
  5. Step 5: Solve for x
    x = 43,171,045.37/9,327.60
  6. Step 6: Final answer
    x = 4,628.31

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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.