Home / 5,985.80-8,984.98-2,868.41

Finding the Fourth Proportional to 5,985.80, 8,984.98 and 2,868.41

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Solution

The fourth proportional to 5,985.80, 8,984.98 and 2,868.41 is: 4,305.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,985.80 : 8,984.98 = 2,868.41 : x
  2. Step 2: Convert to fraction form
    5,985.80/8,984.98 = 2,868.41/x
  3. Step 3: Cross multiply
    5,985.80x = 8,984.98 × 2,868.41
  4. Step 4: Simplify right side
    5,985.80x = 25,772,616.39
  5. Step 5: Solve for x
    x = 25,772,616.39/5,985.80
  6. Step 6: Final answer
    x = 4,305.63

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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.