Home / 7,310.46-10,966.59-2,378.77

Finding the Fourth Proportional to 7,310.46, 10,966.59 and 2,378.77

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Solution

The fourth proportional to 7,310.46, 10,966.59 and 2,378.77 is: 3,568.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,310.46 : 10,966.59 = 2,378.77 : x
  2. Step 2: Convert to fraction form
    7,310.46/10,966.59 = 2,378.77/x
  3. Step 3: Cross multiply
    7,310.46x = 10,966.59 × 2,378.77
  4. Step 4: Simplify right side
    7,310.46x = 26,086,995.29
  5. Step 5: Solve for x
    x = 26,086,995.29/7,310.46
  6. Step 6: Final answer
    x = 3,568.45

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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.