Home / 3,575.89-4,933.92-2,159.81

Finding the Fourth Proportional to 3,575.89, 4,933.92 and 2,159.81

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Solution

The fourth proportional to 3,575.89, 4,933.92 and 2,159.81 is: 2,980.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,575.89 : 4,933.92 = 2,159.81 : x
  2. Step 2: Convert to fraction form
    3,575.89/4,933.92 = 2,159.81/x
  3. Step 3: Cross multiply
    3,575.89x = 4,933.92 × 2,159.81
  4. Step 4: Simplify right side
    3,575.89x = 10,656,305.09
  5. Step 5: Solve for x
    x = 10,656,305.09/3,575.89
  6. Step 6: Final answer
    x = 2,980.04

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.