Home / 5,820.54-8,725.14-3,218.01

Finding the Fourth Proportional to 5,820.54, 8,725.14 and 3,218.01

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Solution

The fourth proportional to 5,820.54, 8,725.14 and 3,218.01 is: 4,823.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,820.54 : 8,725.14 = 3,218.01 : x
  2. Step 2: Convert to fraction form
    5,820.54/8,725.14 = 3,218.01/x
  3. Step 3: Cross multiply
    5,820.54x = 8,725.14 × 3,218.01
  4. Step 4: Simplify right side
    5,820.54x = 28,077,587.77
  5. Step 5: Solve for x
    x = 28,077,587.77/5,820.54
  6. Step 6: Final answer
    x = 4,823.88

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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.