Home / 4,929.57-7,395.50-1,809.56

Finding the Fourth Proportional to 4,929.57, 7,395.50 and 1,809.56

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Solution

The fourth proportional to 4,929.57, 7,395.50 and 1,809.56 is: 2,714.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,929.57 : 7,395.50 = 1,809.56 : x
  2. Step 2: Convert to fraction form
    4,929.57/7,395.50 = 1,809.56/x
  3. Step 3: Cross multiply
    4,929.57x = 7,395.50 × 1,809.56
  4. Step 4: Simplify right side
    4,929.57x = 13,382,623.99
  5. Step 5: Solve for x
    x = 13,382,623.99/4,929.57
  6. Step 6: Final answer
    x = 2,714.76

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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.