Home / 2,124.24-3,186.44-1,013.08

Finding the Fourth Proportional to 2,124.24, 3,186.44 and 1,013.08

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Solution

The fourth proportional to 2,124.24, 3,186.44 and 1,013.08 is: 1,519.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,124.24 : 3,186.44 = 1,013.08 : x
  2. Step 2: Convert to fraction form
    2,124.24/3,186.44 = 1,013.08/x
  3. Step 3: Cross multiply
    2,124.24x = 3,186.44 × 1,013.08
  4. Step 4: Simplify right side
    2,124.24x = 3,228,118.64
  5. Step 5: Solve for x
    x = 3,228,118.64/2,124.24
  6. Step 6: Final answer
    x = 1,519.66

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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.