Home / 2,024.80-3,036.30-929.50

Finding the Fourth Proportional to 2,024.80, 3,036.30 and 929.50

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Solution

The fourth proportional to 2,024.80, 3,036.30 and 929.50 is: 1,393.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,024.80 : 3,036.30 = 929.50 : x
  2. Step 2: Convert to fraction form
    2,024.80/3,036.30 = 929.50/x
  3. Step 3: Cross multiply
    2,024.80x = 3,036.30 × 929.50
  4. Step 4: Simplify right side
    2,024.80x = 2,822,240.85
  5. Step 5: Solve for x
    x = 2,822,240.85/2,024.80
  6. Step 6: Final answer
    x = 1,393.84

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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.