Home / 2,860.23-4,284.81-1,623.90

Finding the Fourth Proportional to 2,860.23, 4,284.81 and 1,623.90

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Solution

The fourth proportional to 2,860.23, 4,284.81 and 1,623.90 is: 2,432.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,860.23 : 4,284.81 = 1,623.90 : x
  2. Step 2: Convert to fraction form
    2,860.23/4,284.81 = 1,623.90/x
  3. Step 3: Cross multiply
    2,860.23x = 4,284.81 × 1,623.90
  4. Step 4: Simplify right side
    2,860.23x = 6,958,102.96
  5. Step 5: Solve for x
    x = 6,958,102.96/2,860.23
  6. Step 6: Final answer
    x = 2,432.71

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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.