Home / 5,943.90-8,913.32-2,431.47

Finding the Fourth Proportional to 5,943.90, 8,913.32 and 2,431.47

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Solution

The fourth proportional to 5,943.90, 8,913.32 and 2,431.47 is: 3,646.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,943.90 : 8,913.32 = 2,431.47 : x
  2. Step 2: Convert to fraction form
    5,943.90/8,913.32 = 2,431.47/x
  3. Step 3: Cross multiply
    5,943.90x = 8,913.32 × 2,431.47
  4. Step 4: Simplify right side
    5,943.90x = 21,672,470.18
  5. Step 5: Solve for x
    x = 21,672,470.18/5,943.90
  6. Step 6: Final answer
    x = 3,646.17

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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.