Home / 2,992.23-4,115.52-2,401.47

Finding the Fourth Proportional to 2,992.23, 4,115.52 and 2,401.47

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Solution

The fourth proportional to 2,992.23, 4,115.52 and 2,401.47 is: 3,302.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,992.23 : 4,115.52 = 2,401.47 : x
  2. Step 2: Convert to fraction form
    2,992.23/4,115.52 = 2,401.47/x
  3. Step 3: Cross multiply
    2,992.23x = 4,115.52 × 2,401.47
  4. Step 4: Simplify right side
    2,992.23x = 9,883,297.81
  5. Step 5: Solve for x
    x = 9,883,297.81/2,992.23
  6. Step 6: Final answer
    x = 3,302.99

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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.