Home / 2,434.90-3,653.20-1,203.18

Finding the Fourth Proportional to 2,434.90, 3,653.20 and 1,203.18

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Solution

The fourth proportional to 2,434.90, 3,653.20 and 1,203.18 is: 1,805.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,434.90 : 3,653.20 = 1,203.18 : x
  2. Step 2: Convert to fraction form
    2,434.90/3,653.20 = 1,203.18/x
  3. Step 3: Cross multiply
    2,434.90x = 3,653.20 × 1,203.18
  4. Step 4: Simplify right side
    2,434.90x = 4,395,444.98
  5. Step 5: Solve for x
    x = 4,395,444.98/2,434.90
  6. Step 6: Final answer
    x = 1,805.19

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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.