Home / 7,310.64-10,966.88-2,378.96

Finding the Fourth Proportional to 7,310.64, 10,966.88 and 2,378.96

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Solution

The fourth proportional to 7,310.64, 10,966.88 and 2,378.96 is: 3,568.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,310.64 : 10,966.88 = 2,378.96 : x
  2. Step 2: Convert to fraction form
    7,310.64/10,966.88 = 2,378.96/x
  3. Step 3: Cross multiply
    7,310.64x = 10,966.88 × 2,378.96
  4. Step 4: Simplify right side
    7,310.64x = 26,089,768.84
  5. Step 5: Solve for x
    x = 26,089,768.84/7,310.64
  6. Step 6: Final answer
    x = 3,568.74

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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.