Home / 7,310.28-10,966.89-2,378.59

Finding the Fourth Proportional to 7,310.28, 10,966.89 and 2,378.59

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Solution

The fourth proportional to 7,310.28, 10,966.89 and 2,378.59 is: 3,568.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,310.28 : 10,966.89 = 2,378.59 : x
  2. Step 2: Convert to fraction form
    7,310.28/10,966.89 = 2,378.59/x
  3. Step 3: Cross multiply
    7,310.28x = 10,966.89 × 2,378.59
  4. Step 4: Simplify right side
    7,310.28x = 26,085,747.23
  5. Step 5: Solve for x
    x = 26,085,747.23/7,310.28
  6. Step 6: Final answer
    x = 3,568.37

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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.