Home / 4,886.96-7,330.44-1,189.16

Finding the Fourth Proportional to 4,886.96, 7,330.44 and 1,189.16

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Solution

The fourth proportional to 4,886.96, 7,330.44 and 1,189.16 is: 1,783.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,886.96 : 7,330.44 = 1,189.16 : x
  2. Step 2: Convert to fraction form
    4,886.96/7,330.44 = 1,189.16/x
  3. Step 3: Cross multiply
    4,886.96x = 7,330.44 × 1,189.16
  4. Step 4: Simplify right side
    4,886.96x = 8,717,084.36
  5. Step 5: Solve for x
    x = 8,717,084.36/4,886.96
  6. Step 6: Final answer
    x = 1,783.75

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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.