Home / 3,699.40-5,106.56-2,301.88

Finding the Fourth Proportional to 3,699.40, 5,106.56 and 2,301.88

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Solution

The fourth proportional to 3,699.40, 5,106.56 and 2,301.88 is: 3,177.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,699.40 : 5,106.56 = 2,301.88 : x
  2. Step 2: Convert to fraction form
    3,699.40/5,106.56 = 2,301.88/x
  3. Step 3: Cross multiply
    3,699.40x = 5,106.56 × 2,301.88
  4. Step 4: Simplify right side
    3,699.40x = 11,754,688.33
  5. Step 5: Solve for x
    x = 11,754,688.33/3,699.40
  6. Step 6: Final answer
    x = 3,177.46

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.