Home / 2,435.80-3,653.66-2,280.14

Finding the Fourth Proportional to 2,435.80, 3,653.66 and 2,280.14

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Solution

The fourth proportional to 2,435.80, 3,653.66 and 2,280.14 is: 3,420.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,435.80 : 3,653.66 = 2,280.14 : x
  2. Step 2: Convert to fraction form
    2,435.80/3,653.66 = 2,280.14/x
  3. Step 3: Cross multiply
    2,435.80x = 3,653.66 × 2,280.14
  4. Step 4: Simplify right side
    2,435.80x = 8,330,844.91
  5. Step 5: Solve for x
    x = 8,330,844.91/2,435.80
  6. Step 6: Final answer
    x = 3,420.17

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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.