Home / 2,933.89-4,048.92-1,607.65

Finding the Fourth Proportional to 2,933.89, 4,048.92 and 1,607.65

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Solution

The fourth proportional to 2,933.89, 4,048.92 and 1,607.65 is: 2,218.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,933.89 : 4,048.92 = 1,607.65 : x
  2. Step 2: Convert to fraction form
    2,933.89/4,048.92 = 1,607.65/x
  3. Step 3: Cross multiply
    2,933.89x = 4,048.92 × 1,607.65
  4. Step 4: Simplify right side
    2,933.89x = 6,509,236.12
  5. Step 5: Solve for x
    x = 6,509,236.12/2,933.89
  6. Step 6: Final answer
    x = 2,218.64

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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.