Home / 10,928.44-16,364.40-9,169.18

Finding the Fourth Proportional to 10,928.44, 16,364.40 and 9,169.18

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Solution

The fourth proportional to 10,928.44, 16,364.40 and 9,169.18 is: 13,730.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,928.44 : 16,364.40 = 9,169.18 : x
  2. Step 2: Convert to fraction form
    10,928.44/16,364.40 = 9,169.18/x
  3. Step 3: Cross multiply
    10,928.44x = 16,364.40 × 9,169.18
  4. Step 4: Simplify right side
    10,928.44x = 150,048,129.19
  5. Step 5: Solve for x
    x = 150,048,129.19/10,928.44
  6. Step 6: Final answer
    x = 13,730.06

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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.