Home / 5,795.60-8,698.20-2,680.40

Finding the Fourth Proportional to 5,795.60, 8,698.20 and 2,680.40

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Solution

The fourth proportional to 5,795.60, 8,698.20 and 2,680.40 is: 4,022.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,795.60 : 8,698.20 = 2,680.40 : x
  2. Step 2: Convert to fraction form
    5,795.60/8,698.20 = 2,680.40/x
  3. Step 3: Cross multiply
    5,795.60x = 8,698.20 × 2,680.40
  4. Step 4: Simplify right side
    5,795.60x = 23,314,655.28
  5. Step 5: Solve for x
    x = 23,314,655.28/5,795.60
  6. Step 6: Final answer
    x = 4,022.82

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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.