Home / 7,364.25-10,162.62-4,178.16

Finding the Fourth Proportional to 7,364.25, 10,162.62 and 4,178.16

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Solution

The fourth proportional to 7,364.25, 10,162.62 and 4,178.16 is: 5,765.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,364.25 : 10,162.62 = 4,178.16 : x
  2. Step 2: Convert to fraction form
    7,364.25/10,162.62 = 4,178.16/x
  3. Step 3: Cross multiply
    7,364.25x = 10,162.62 × 4,178.16
  4. Step 4: Simplify right side
    7,364.25x = 42,461,052.38
  5. Step 5: Solve for x
    x = 42,461,052.38/7,364.25
  6. Step 6: Final answer
    x = 5,765.84

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Half scale
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Double scale
Find fourth proportional to 7,365.25, 10,164 and 4,179.16
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.