Home / 5,577.03-8,366.07-3,980.87

Finding the Fourth Proportional to 5,577.03, 8,366.07 and 3,980.87

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Solution

The fourth proportional to 5,577.03, 8,366.07 and 3,980.87 is: 5,971.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,577.03 : 8,366.07 = 3,980.87 : x
  2. Step 2: Convert to fraction form
    5,577.03/8,366.07 = 3,980.87/x
  3. Step 3: Cross multiply
    5,577.03x = 8,366.07 × 3,980.87
  4. Step 4: Simplify right side
    5,577.03x = 33,304,195.25
  5. Step 5: Solve for x
    x = 33,304,195.25/5,577.03
  6. Step 6: Final answer
    x = 5,971.67

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1.5x scale

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.