Home / 5,759.71-8,641.32-2,988.37

Finding the Fourth Proportional to 5,759.71, 8,641.32 and 2,988.37

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Solution

The fourth proportional to 5,759.71, 8,641.32 and 2,988.37 is: 4,483.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,759.71 : 8,641.32 = 2,988.37 : x
  2. Step 2: Convert to fraction form
    5,759.71/8,641.32 = 2,988.37/x
  3. Step 3: Cross multiply
    5,759.71x = 8,641.32 × 2,988.37
  4. Step 4: Simplify right side
    5,759.71x = 25,823,461.45
  5. Step 5: Solve for x
    x = 25,823,461.45/5,759.71
  6. Step 6: Final answer
    x = 4,483.47

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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.