Home / 7,318.76-10,982.46-4,397.36

Finding the Fourth Proportional to 7,318.76, 10,982.46 and 4,397.36

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Solution

The fourth proportional to 7,318.76, 10,982.46 and 4,397.36 is: 6,598.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,318.76 : 10,982.46 = 4,397.36 : x
  2. Step 2: Convert to fraction form
    7,318.76/10,982.46 = 4,397.36/x
  3. Step 3: Cross multiply
    7,318.76x = 10,982.46 × 4,397.36
  4. Step 4: Simplify right side
    7,318.76x = 48,293,830.31
  5. Step 5: Solve for x
    x = 48,293,830.31/7,318.76
  6. Step 6: Final answer
    x = 6,598.64

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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.