Home / 2,539.42-3,810.30-1,564.90

Finding the Fourth Proportional to 2,539.42, 3,810.30 and 1,564.90

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Solution

The fourth proportional to 2,539.42, 3,810.30 and 1,564.90 is: 2,348.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,539.42 : 3,810.30 = 1,564.90 : x
  2. Step 2: Convert to fraction form
    2,539.42/3,810.30 = 1,564.90/x
  3. Step 3: Cross multiply
    2,539.42x = 3,810.30 × 1,564.90
  4. Step 4: Simplify right side
    2,539.42x = 5,962,738.47
  5. Step 5: Solve for x
    x = 5,962,738.47/2,539.42
  6. Step 6: Final answer
    x = 2,348.07

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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.