Home / 7,740.64-11,614.04-2,476.46

Finding the Fourth Proportional to 7,740.64, 11,614.04 and 2,476.46

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Solution

The fourth proportional to 7,740.64, 11,614.04 and 2,476.46 is: 3,715.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,740.64 : 11,614.04 = 2,476.46 : x
  2. Step 2: Convert to fraction form
    7,740.64/11,614.04 = 2,476.46/x
  3. Step 3: Cross multiply
    7,740.64x = 11,614.04 × 2,476.46
  4. Step 4: Simplify right side
    7,740.64x = 28,761,731.44
  5. Step 5: Solve for x
    x = 28,761,731.44/7,740.64
  6. Step 6: Final answer
    x = 3,715.68

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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.