Home / 2,461.78-3,693.36-1,001.98

Finding the Fourth Proportional to 2,461.78, 3,693.36 and 1,001.98

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Solution

The fourth proportional to 2,461.78, 3,693.36 and 1,001.98 is: 1,503.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,461.78 : 3,693.36 = 1,001.98 : x
  2. Step 2: Convert to fraction form
    2,461.78/3,693.36 = 1,001.98/x
  3. Step 3: Cross multiply
    2,461.78x = 3,693.36 × 1,001.98
  4. Step 4: Simplify right side
    2,461.78x = 3,700,654.39
  5. Step 5: Solve for x
    x = 3,700,654.39/2,461.78
  6. Step 6: Final answer
    x = 1,503.25

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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.