Home / 5,989.16-8,970.06-2,871.38

Finding the Fourth Proportional to 5,989.16, 8,970.06 and 2,871.38

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Solution

The fourth proportional to 5,989.16, 8,970.06 and 2,871.38 is: 4,300.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,989.16 : 8,970.06 = 2,871.38 : x
  2. Step 2: Convert to fraction form
    5,989.16/8,970.06 = 2,871.38/x
  3. Step 3: Cross multiply
    5,989.16x = 8,970.06 × 2,871.38
  4. Step 4: Simplify right side
    5,989.16x = 25,756,406.03
  5. Step 5: Solve for x
    x = 25,756,406.03/5,989.16
  6. Step 6: Final answer
    x = 4,300.51

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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.