Home / 11,742.59-17,614.51-2,977.58

Finding the Fourth Proportional to 11,742.59, 17,614.51 and 2,977.58

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Solution

The fourth proportional to 11,742.59, 17,614.51 and 2,977.58 is: 4,466.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,742.59 : 17,614.51 = 2,977.58 : x
  2. Step 2: Convert to fraction form
    11,742.59/17,614.51 = 2,977.58/x
  3. Step 3: Cross multiply
    11,742.59x = 17,614.51 × 2,977.58
  4. Step 4: Simplify right side
    11,742.59x = 52,448,649.28
  5. Step 5: Solve for x
    x = 52,448,649.28/11,742.59
  6. Step 6: Final answer
    x = 4,466.53

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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.