Home / 5,725.60-8,577.60-5,336.80

Finding the Fourth Proportional to 5,725.60, 8,577.60 and 5,336.80

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Solution

The fourth proportional to 5,725.60, 8,577.60 and 5,336.80 is: 7,995.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,725.60 : 8,577.60 = 5,336.80 : x
  2. Step 2: Convert to fraction form
    5,725.60/8,577.60 = 5,336.80/x
  3. Step 3: Cross multiply
    5,725.60x = 8,577.60 × 5,336.80
  4. Step 4: Simplify right side
    5,725.60x = 45,776,935.68
  5. Step 5: Solve for x
    x = 45,776,935.68/5,725.60
  6. Step 6: Final answer
    x = 7,995.13

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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.