Home / 5,917.64-8,839.21-4,343.72

Finding the Fourth Proportional to 5,917.64, 8,839.21 and 4,343.72

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Solution

The fourth proportional to 5,917.64, 8,839.21 and 4,343.72 is: 6,488.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,917.64 : 8,839.21 = 4,343.72 : x
  2. Step 2: Convert to fraction form
    5,917.64/8,839.21 = 4,343.72/x
  3. Step 3: Cross multiply
    5,917.64x = 8,839.21 × 4,343.72
  4. Step 4: Simplify right side
    5,917.64x = 38,395,053.26
  5. Step 5: Solve for x
    x = 38,395,053.26/5,917.64
  6. Step 6: Final answer
    x = 6,488.24

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Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.