Home / 3,003.30-4,506.45-1,249.65

Finding the Fourth Proportional to 3,003.30, 4,506.45 and 1,249.65

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Solution

The fourth proportional to 3,003.30, 4,506.45 and 1,249.65 is: 1,875.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,003.30 : 4,506.45 = 1,249.65 : x
  2. Step 2: Convert to fraction form
    3,003.30/4,506.45 = 1,249.65/x
  3. Step 3: Cross multiply
    3,003.30x = 4,506.45 × 1,249.65
  4. Step 4: Simplify right side
    3,003.30x = 5,631,485.24
  5. Step 5: Solve for x
    x = 5,631,485.24/3,003.30
  6. Step 6: Final answer
    x = 1,875.10

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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.