Home / 3,756.96-5,637.18-1,809.18

Finding the Fourth Proportional to 3,756.96, 5,637.18 and 1,809.18

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Solution

The fourth proportional to 3,756.96, 5,637.18 and 1,809.18 is: 2,714.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,756.96 : 5,637.18 = 1,809.18 : x
  2. Step 2: Convert to fraction form
    3,756.96/5,637.18 = 1,809.18/x
  3. Step 3: Cross multiply
    3,756.96x = 5,637.18 × 1,809.18
  4. Step 4: Simplify right side
    3,756.96x = 10,198,673.31
  5. Step 5: Solve for x
    x = 10,198,673.31/3,756.96
  6. Step 6: Final answer
    x = 2,714.61

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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.