Home / 5,684.69-8,528.20-2,397.78

Finding the Fourth Proportional to 5,684.69, 8,528.20 and 2,397.78

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Solution

The fourth proportional to 5,684.69, 8,528.20 and 2,397.78 is: 3,597.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,684.69 : 8,528.20 = 2,397.78 : x
  2. Step 2: Convert to fraction form
    5,684.69/8,528.20 = 2,397.78/x
  3. Step 3: Cross multiply
    5,684.69x = 8,528.20 × 2,397.78
  4. Step 4: Simplify right side
    5,684.69x = 20,448,747.40
  5. Step 5: Solve for x
    x = 20,448,747.40/5,684.69
  6. Step 6: Final answer
    x = 3,597.16

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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.