Home / 5,907.20-8,860.80-2,451.20

Finding the Fourth Proportional to 5,907.20, 8,860.80 and 2,451.20

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Solution

The fourth proportional to 5,907.20, 8,860.80 and 2,451.20 is: 3,676.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,907.20 : 8,860.80 = 2,451.20 : x
  2. Step 2: Convert to fraction form
    5,907.20/8,860.80 = 2,451.20/x
  3. Step 3: Cross multiply
    5,907.20x = 8,860.80 × 2,451.20
  4. Step 4: Simplify right side
    5,907.20x = 21,719,592.96
  5. Step 5: Solve for x
    x = 21,719,592.96/5,907.20
  6. Step 6: Final answer
    x = 3,676.80

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Similar ratio
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1.5x scale

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.