Home / 9,285.36-13,928.04-2,712.22

Finding the Fourth Proportional to 9,285.36, 13,928.04 and 2,712.22

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Solution

The fourth proportional to 9,285.36, 13,928.04 and 2,712.22 is: 4,068.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,285.36 : 13,928.04 = 2,712.22 : x
  2. Step 2: Convert to fraction form
    9,285.36/13,928.04 = 2,712.22/x
  3. Step 3: Cross multiply
    9,285.36x = 13,928.04 × 2,712.22
  4. Step 4: Simplify right side
    9,285.36x = 37,775,908.65
  5. Step 5: Solve for x
    x = 37,775,908.65/9,285.36
  6. Step 6: Final answer
    x = 4,068.33

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Similar ratio
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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.