Home / 9,119.56-13,662.86-4,193.32

Finding the Fourth Proportional to 9,119.56, 13,662.86 and 4,193.32

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Solution

The fourth proportional to 9,119.56, 13,662.86 and 4,193.32 is: 6,282.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,119.56 : 13,662.86 = 4,193.32 : x
  2. Step 2: Convert to fraction form
    9,119.56/13,662.86 = 4,193.32/x
  3. Step 3: Cross multiply
    9,119.56x = 13,662.86 × 4,193.32
  4. Step 4: Simplify right side
    9,119.56x = 57,292,744.10
  5. Step 5: Solve for x
    x = 57,292,744.10/9,119.56
  6. Step 6: Final answer
    x = 6,282.40

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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.