Home / 3,073.36-4,240.21-2,403.58

Finding the Fourth Proportional to 3,073.36, 4,240.21 and 2,403.58

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Solution

The fourth proportional to 3,073.36, 4,240.21 and 2,403.58 is: 3,316.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,073.36 : 4,240.21 = 2,403.58 : x
  2. Step 2: Convert to fraction form
    3,073.36/4,240.21 = 2,403.58/x
  3. Step 3: Cross multiply
    3,073.36x = 4,240.21 × 2,403.58
  4. Step 4: Simplify right side
    3,073.36x = 10,191,662.75
  5. Step 5: Solve for x
    x = 10,191,662.75/3,073.36
  6. Step 6: Final answer
    x = 3,316.14

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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.