Home / 2,028.04-3,042.26-729.40

Finding the Fourth Proportional to 2,028.04, 3,042.26 and 729.40

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Solution

The fourth proportional to 2,028.04, 3,042.26 and 729.40 is: 1,094.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,028.04 : 3,042.26 = 729.40 : x
  2. Step 2: Convert to fraction form
    2,028.04/3,042.26 = 729.40/x
  3. Step 3: Cross multiply
    2,028.04x = 3,042.26 × 729.40
  4. Step 4: Simplify right side
    2,028.04x = 2,219,024.44
  5. Step 5: Solve for x
    x = 2,219,024.44/2,028.04
  6. Step 6: Final answer
    x = 1,094.17

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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.