Home / 5,989.34-8,988.10-3,069.70

Finding the Fourth Proportional to 5,989.34, 8,988.10 and 3,069.70

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Solution

The fourth proportional to 5,989.34, 8,988.10 and 3,069.70 is: 4,606.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,989.34 : 8,988.10 = 3,069.70 : x
  2. Step 2: Convert to fraction form
    5,989.34/8,988.10 = 3,069.70/x
  3. Step 3: Cross multiply
    5,989.34x = 8,988.10 × 3,069.70
  4. Step 4: Simplify right side
    5,989.34x = 27,590,740.43
  5. Step 5: Solve for x
    x = 27,590,740.43/5,989.34
  6. Step 6: Final answer
    x = 4,606.64

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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.