Home / 2,422.58-3,636.60-1,602.45

Finding the Fourth Proportional to 2,422.58, 3,636.60 and 1,602.45

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Solution

The fourth proportional to 2,422.58, 3,636.60 and 1,602.45 is: 2,405.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,422.58 : 3,636.60 = 1,602.45 : x
  2. Step 2: Convert to fraction form
    2,422.58/3,636.60 = 1,602.45/x
  3. Step 3: Cross multiply
    2,422.58x = 3,636.60 × 1,602.45
  4. Step 4: Simplify right side
    2,422.58x = 5,827,463.66
  5. Step 5: Solve for x
    x = 5,827,463.66/2,422.58
  6. Step 6: Final answer
    x = 2,405.48

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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.