Home / 1,830.04-2,744.20-1,649.12

Finding the Fourth Proportional to 1,830.04, 2,744.20 and 1,649.12

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Solution

The fourth proportional to 1,830.04, 2,744.20 and 1,649.12 is: 2,472.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,830.04 : 2,744.20 = 1,649.12 : x
  2. Step 2: Convert to fraction form
    1,830.04/2,744.20 = 1,649.12/x
  3. Step 3: Cross multiply
    1,830.04x = 2,744.20 × 1,649.12
  4. Step 4: Simplify right side
    1,830.04x = 4,525,515.10
  5. Step 5: Solve for x
    x = 4,525,515.10/1,830.04
  6. Step 6: Final answer
    x = 2,472.91

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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.