Home / 3,631.36-5,435.16-2,400.16

Finding the Fourth Proportional to 3,631.36, 5,435.16 and 2,400.16

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Solution

The fourth proportional to 3,631.36, 5,435.16 and 2,400.16 is: 3,592.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,631.36 : 5,435.16 = 2,400.16 : x
  2. Step 2: Convert to fraction form
    3,631.36/5,435.16 = 2,400.16/x
  3. Step 3: Cross multiply
    3,631.36x = 5,435.16 × 2,400.16
  4. Step 4: Simplify right side
    3,631.36x = 13,045,253.63
  5. Step 5: Solve for x
    x = 13,045,253.63/3,631.36
  6. Step 6: Final answer
    x = 3,592.39

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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.