Home / 2,433.24-3,649.14-873.12

Finding the Fourth Proportional to 2,433.24, 3,649.14 and 873.12

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Solution

The fourth proportional to 2,433.24, 3,649.14 and 873.12 is: 1,309.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,433.24 : 3,649.14 = 873.12 : x
  2. Step 2: Convert to fraction form
    2,433.24/3,649.14 = 873.12/x
  3. Step 3: Cross multiply
    2,433.24x = 3,649.14 × 873.12
  4. Step 4: Simplify right side
    2,433.24x = 3,186,137.12
  5. Step 5: Solve for x
    x = 3,186,137.12/2,433.24
  6. Step 6: Final answer
    x = 1,309.42

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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.