Home / 9,744.90-14,619.75-2,820.10

Finding the Fourth Proportional to 9,744.90, 14,619.75 and 2,820.10

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Solution

The fourth proportional to 9,744.90, 14,619.75 and 2,820.10 is: 4,230.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,744.90 : 14,619.75 = 2,820.10 : x
  2. Step 2: Convert to fraction form
    9,744.90/14,619.75 = 2,820.10/x
  3. Step 3: Cross multiply
    9,744.90x = 14,619.75 × 2,820.10
  4. Step 4: Simplify right side
    9,744.90x = 41,229,156.98
  5. Step 5: Solve for x
    x = 41,229,156.98/9,744.90
  6. Step 6: Final answer
    x = 4,230.84

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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.